TOEFL TPO 71 Writing Task 1 Sample: Summarize the points made in the lecture, being sure to explain how they challenge the specific theories presented in the reading passage.

1.子项得分 任务完成度: 4 组织: 4 连贯与衔接: 4 语言使用: 3

2.预估分数

25. 3.任务完成度

整体而言，文章较好地完成了任务要求，对阅读和听力材料中的观点进行了总结和对比。但在语言表达方面，有些句子略显拗口，可以考虑简化句子结构。此外，在论述某些观点时，可以更加具体和详细地描述论据。

改进建议示例：

• 将 "While according to the lecture, the real function of the crest was not clear, There are problems with each of the theories" 改为 "According to the lecture, the real function of the crest is unclear and there are problems with each theory."

• 将 "However, there is a problem that only the fossil of one species of lambeosaurus was found, suggesting that only one species of lambeosaurus had a good sense of hearing." 改为 "However, only one fossil from a single lambeosaur species has been found to suggest good hearing, which raises doubts about this theory."

4.文章结构与组织 文章的结构和组织基本合理，包括引言、正文和结论。每段都集中讨论一个特定的观点，并提供支持细节。然而，在段落之间的过渡方面还有待加强，可以使用更多的过渡词或短语来使文章更连贯。

改进建议示例：

• 在第二段和第三段之间加入过渡词，如 "In contrast," 或 "On the other hand,"

• 在总结段落中使用 "In conclusion," 或 "To sum up," 作为过渡词，强调文章的结论部分。

5. 语法批改

The reading proposes several theories to explain the possible function of the lambeosaurus[No Replacement Word Found](misspelling)' crest. While according tothetithe(misspelling) lecture. theThe(Checks that a sentence starts with an uppercase letter) real function of the crest was not clear, There are problems with each of the theories First, the reading claims that the crest was used to improve lambeosaurus[No Replacement Word Found](misspelling)' sense of smell. However, the lecture holdsthatholds that(misspelling) this theory is not supported by the structure of their brain. For animals with a wel-developedredeveloped(misspelling) sense of smell. theareaThearea(Checks that a sentence starts with an uppercase letter) of their brains next to the organs of smell should be wel-developedredeveloped(misspelling) because it has to contain a lot of nerves toprocessto process(misspelling) the information from the organs. However, according to the fossil evidence, the brain cavity of lambeosaurusnear[No Replacement Word Found](misspelling) the crest was small and undeveloped. So, it's unlikely that the crest was used to improve the sense of smell. Second, from the reading, it can be known that the crest was to improve cooling, just like stegosaursstegosaurus(misspelling)' bony platesservedplates served(misspelling). While the lecture mentions that there are differences between stegosaursstegosaurus(misspelling) and lambeosaurus[No Replacement Word Found](misspelling). StegosaursStegosaurus(misspelling) hadmanyhad many(misspelling) bony plates on their back, and these plates amounted to a big surface, which helps a lot in cooling. Oppositelyambeosaurus[No Replacement Word Found](misspelling) only had one crest, In that case, the additional surface area provided was too small, and it could notprovidenot provide(misspelling) any real advantage in cooling Third, the passage suggests that lambeosaurus[No Replacement Word Found](misspelling) could use the crest to make sounds for communication, which has beensupportedbeen supported(misspelling) by their good sense of hearing, Yet in the lecture, the professor says all lambeosaurus[No Replacement Word Found](misspelling) had the crest, So iftheif the(misspelling) third theory mentioned in the reading is true, all species of lambeosaurus[No Replacement Word Found](misspelling) should have a good sense of hearing aswellas well(misspelling). However, there is a problem that only the fossil of one species of lambeosaurus[No Replacement Word Found](misspelling) was found, suggesting that onloneonline(misspelling) species of lambeosaurus[No Replacement Word Found](misspelling) had a good sense of hearing. There is no other evidence of any other species. So, unlessotherunless other(misspelling) evidence of other species has been found, people should remain skeptical of the third theory

6.文章修订

The reading passage presents several theories regarding the possible function of the lambeosaur's crest. However, the lecture contends that the actual function remains unclear and highlights problems with each of these theories.

Firstly, the reading claims that the crest served to enhance the lambeosaur's sense of smell. In contrast, the lecture argues that this theory is not supported by the structure of their brain. In animals with a well-developed sense of smell, the area adjacent to their olfactory organs should also be well-developed due to its role in processing sensory information. Nevertheless, fossil evidence indicates that the brain cavity near the lambeosaur's crest was small and underdeveloped, casting doubt on this theory.

Secondly, the reading suggests that the crest functioned as a cooling mechanism, similar to stegosaurs' bony plates. On the other hand, the lecture points out significant differences between stegosaurs and lambeosaurs. Stegosaurs possessed numerous bony plates along their backs which collectively provided a large surface area for heat dissipation. Conversely, lambeosaurs had only one crest; thus, any additional surface area it provided would have been insufficient for effective cooling.

Lastly, according to the passage, lambeosaurs may have used their crests for communication through sound production due to their apparent good sense of hearing. Nevertheless, as mentioned in the lecture, all lambeosaur species possessed crests; therefore, if this theory were accurate, all species should exhibit good hearing capabilities as well. However, only one fossil from a single lambeosaur species has been discovered which suggests good hearing abilities; thus far no evidence supports this claim for other species. Consequently, skepticism towards this theory is warranted until further evidence emerges.

In summary, while each theory presented in the reading passage offers potential explanations for the function of lambeosaur crests; none are without flaws or limitations as discussed in the lecture. Therefore, the true purpose of these crests remains uncertain and requires further investigation. (313 words)

7.文章批改

The reading proposes passage presents several theories to explain regarding the possible function of the lambeosaurus' lambeosaur's crest. While according tothe lecture. the real However, the lecture contends that the actual function of the crest was not clear, There are remains unclear and highlights problems with each of the theories these theories. (This sentence was revised to provide a clearer and more concise introduction to the essay.)

First, Firstly, the reading claims that the crest was used to improve lambeosaurus' served to enhance the lambeosaur's sense of smell. However, In contrast, the lecture holdsthat argues that this theory is not supported by the structure of their brain. For In animals with a wel-developed well-developed sense of smell. thearea of smell, the area adjacent to their brains next to the olfactory organs of smell should also be wel-developed because it has to contain a lot of nerves toprocess the information from the organs. However, according to the well-developed due to its role in processing sensory information. Nevertheless, fossil evidence, evidence indicates that the brain cavity of lambeosaurusnear the near the lambeosaur's crest was small and undeveloped. So, it's unlikely underdeveloped, casting doubt on this theory. (The phrases "In contrast" and "Nevertheless" were added for smoother transitions between ideas.)

Secondly, the reading suggests that the crest was used to improve the sense of smell. ¶ Second, from the reading, it can be known that the crest was to improve cooling, just like functioned as a cooling mechanism, similar to stegosaurs' bony platesserved. While plates. On the other hand, the lecture mentions that there are points out significant differences between stegosaurs and lambeosaurus. lambeosaurs. Stegosaurs hadmany possessed numerous bony plates on along their back, and these plates amounted to a big surface, backs which helps a lot in cooling. Oppositelyambeosaurus collectively provided a large surface area for heat dissipation. Conversely, lambeosaurs had only had one crest, In that case, the crest; thus, any additional surface area it provided was too small, and it could notprovide any real advantage in cooling would have been insufficient for effective cooling. (The words "On the other hand" and "Conversely" were used for smoother transitions between contrasting ideas.)

Third, the passage suggests that lambeosaurus could use the crest to make sounds for communication, which has beensupported by Lastly, according to the passage, lambeosaurs may have used their crests for communication through sound production due to their apparent good sense of hearing, Yet in the lecture, the professor says all lambeosaurus had the crest, So ifthe third theory hearing. Nevertheless, as mentioned in the reading is true, lecture, all lambeosaur species possessed crests; therefore, if this theory were accurate, all species of lambeosaurus should have a exhibit good sense of hearing aswell. capabilities as well. However, there is a problem that only the one fossil of one species of lambeosaurus was found, suggesting that onlone species of lambeosaurus had a good sense of hearing. There is no other evidence of any other species. So, unlessother evidence of other from a single lambeosaur species has been found, people should remain skeptical of the third theorydiscovered which suggests good hearing abilities; thus far no evidence supports this claim for other species. Consequently, skepticism towards this theory is warranted until further evidence emerges. (The words "Nevertheless" and "Consequently" were added to improve the flow of the paragraph and emphasize the contrast between the reading passage's claim and the lecture's counterargument.)

In summary, while each theory presented in the reading passage offers potential explanations for the function of lambeosaur crests; none are without flaws or limitations as discussed in the lecture. Therefore, the true purpose of these crests remains uncertain and requires further investigation. (This sentence was revised to provide a more concise and coherent summary of the essay.)

8.思维导图

• Introduction

  • Reading passage: theories about lambeosaur crest function
  • Lecture: challenges each theory

• Theory 1: Sense of Smell

  • Reading: crest enhances sense of smell
  • Lecture: brain structure contradicts this theory

• Theory 2: Cooling Mechanism

  • Reading: crest functions like stegosaur plates for cooling
  • Lecture: differences between stegosaurs and lambeosaurs undermine this theory

• Theory 3: Communication through Sound Production

  • Reading: crests used for communication due to good hearing abilities
  • Lecture: lack of evidence for good hearing in other species casts doubt on this theory

• Summary:

  • Each theory has flaws or limitations as discussed in the lecture

9.关键词

1.子项得分 任务完成度: 4 组织: 4 连贯与衔接: 4 语言使用: 3

2.预估分数

25. 3.任务完成度

整体来说，你的文章回答了题目要求，概括了听力中的观点，并解释了它们如何挑战阅读材料中的理论。然而，你可以更详细地解释听力中提到的反驳观点，以便更充分地展示它们是如何质疑阅读材料中的理论的。此外，在引用听力材料时，请确保准确无误地传达信息。

示例1: 原文：But the brain cavity is small and underdeveloped. 修改后：However, from fossils of lambeosaur skulls, it seems the brain cavity next to the crest was small and underdeveloped.

示例2: 原文：Until other species of lambeosaurs are discovered, we will remain skeptical of this theory. 修改后：We do not have any evidence of good hearing in any of the other lambeosaur species. So unless evidence from other lambeosaur species can be found, we should remain skeptical of this theory.

4.文章结构与组织 你的文章结构清晰，包括引言、正文和结论。每段都集中讨论一个具体观点，并提供支持细节。然而，可以在段落之间加入更明显的过渡词或短语，以提高文章的连贯性和衔接性。

建议1: 在引言部分，可以使用更具体的过渡词，如“首先”，“其次”，“最后”，以帮助读者更好地理解文章的结构。

示例1: 原文：He uses three specific points to support his idea. 修改后：He uses three specific points to support his idea: first, the sense of smell; second, the cooling function; and finally, the sound production.

建议2: 在正文段落之间加入过渡词或短语，如“此外”，“然而”等。

示例2: 原文：But the brain cavity is small and underdeveloped. 修改后：However, in contrast to this theory, the brain cavity next to the crest was found to be small and underdeveloped.

5. 语法批改

The reading passage explores the issue of different theories about the function of lambeosaurs[No Replacement Word Found](misspelling)’(Unpaired braces, brackets, quotation marks and similar symbols) crests. The professor in the lecture deals with the issue. However, he thinks that there are series of problems hidden in the theories. He uses three specific points to support his idea.

First, even though the reading suggests that numerous blood vessels grew in the crests to enhance lambeosaurs[No Replacement Word Found](misspelling)’(Unpaired braces, brackets, quotation marks and similar symbols) sense of smell. The professor argues in the lecture that these are not supported with evidence. This is because near the sensory systems is the brain, which contains countless brain vessels to possess information. But the brain cavity is small and underdeveloped.

Moreover, despite the statement in the reading that crests can cause the effect of increasing the surface area of the body to escape warmth easily, the professor contends that although the stegosaursstegosaurus(misspelling) bones can improve cooling by maximizing body surface area, lambeosaurs[No Replacement Word Found](misspelling) only have one crest, which will not provide real advantages for cooling.

Finally, the reading asserts that the crests can also generate soundssounds,(This rule identifies whether commas are missing in a sentence.) whereas the lecturer mentions that there is only one lambeosaur[No Replacement Word Found](misspelling) found. Until other species of lambeosaurs[No Replacement Word Found](misspelling) are discovered, we will remain skeptical of this theory

In conclusion, the professor clearly identifies the weaknesses of the theories in the passage and convincingly shows that the central argument in the text turns out to be incorrect.

6.文章修订

The reading passage delves into various theories regarding the function of lambeosaurs' crests. Contrarily, the professor in the lecture casts doubt on these theories by highlighting three specific points that challenge their validity.

Firstly, the reading posits that the abundance of blood vessels within the crests served to enhance lambeosaurs' sense of smell. However, the professor refutes this notion by pointing out that in animals with a keen sense of smell, the brain area adjacent to the olfactory organ is well-developed due to its role in processing sensory information. In contrast, fossil evidence suggests that lambeosaur skulls had a small and underdeveloped brain cavity near the crest, making it unlikely that their primary function was related to olfaction.

Secondly, while the reading suggests that crests increased body surface area for efficient heat dissipation, thereby preventing overheating, the professor disputes this claim. He emphasizes that stegosaurs had numerous bony plates along their backs which significantly increased their body surface area for cooling purposes. Conversely, lambeosaurs possessed only one crest which provided minimal additional surface area and thus would not have conferred any substantial advantage in thermoregulation.

Lastly, although the reading proposes that lambeosaurs utilized their crests for sound production and communication, evidence supporting this theory is scarce. The lecturer mentions that only one fossil has been discovered indicating a highly developed inner ear in a single lambeosaur species. Consequently, without further evidence from other species within this group, it is premature to accept this hypothesis as definitive.

Taking these counterarguments into account, it becomes evident that each theory presented in the reading passage lacks sufficient support and requires further investigation before drawing any conclusive statements about the true function of lambeosaur crests. (282 words)

7.文章批改

The reading passage explores the issue of different delves into various theories about regarding the function of lambeosaurs’ lambeosaurs' crests. The (This sentence was revised to provide a clearer introduction to the topic.) Contrarily, the professor in the lecture deals with the issue. However, he thinks that there are series of problems hidden in the theories. He uses casts doubt on these theories by highlighting three specific points to support his idea. that challenge their validity. (The word "contrarily" was added to create a smooth transition between the reading and lecture's opposing viewpoints.)

First, even though the reading suggests that numerous Firstly, the reading posits that the abundance of blood vessels grew in within the crests served to enhance lambeosaurs’ lambeosaurs' sense of smell. The However, the professor argues in the lecture that these are not supported refutes this notion by pointing out that in animals with evidence. This a keen sense of smell, the brain area adjacent to the olfactory organ is because near the well-developed due to its role in processing sensory systems is the brain, which contains countless brain vessels to possess information. But the (The phrase "keen sense of smell" was used instead of "strong sense of smell" for better vocabulary variation.) In contrast, fossil evidence suggests that lambeosaur skulls had a small and underdeveloped brain cavity is small and underdeveloped. near the crest, making it unlikely that their primary function was related to olfaction. (The word "olfaction" was used as an advanced vocabulary alternative for "sense of smell.")

Moreover, despite the statement in the reading Secondly, while the reading suggests that crests can cause the effect of increasing the increased body surface area of the body to escape warmth easily, for efficient heat dissipation, thereby preventing overheating, the professor contends that although the disputes this claim. He emphasizes that stegosaurs bones can improve cooling by maximizing had numerous bony plates along their backs which significantly increased their body surface area, area for cooling purposes. Conversely, lambeosaurs possessed only one crest which provided minimal additional surface area and thus would not have one crest, which will not provide real advantages for cooling. conferred any substantial advantage in thermoregulation. (The words "thermoregulation" and "conferred" were used as advanced vocabulary alternatives for "cooling" and "provided," respectively.)

Finally, the reading asserts that the Lastly, although the reading proposes that lambeosaurs utilized their crests can also generate sounds whereas the for sound production and communication, evidence supporting this theory is scarce. The lecturer mentions that there is only one fossil has been discovered indicating a highly developed inner ear in a single lambeosaur found. Until species. Consequently, without further evidence from other species of lambeosaurs are discovered, we will remain skeptical of within this group, it is premature to accept this hypothesis as definitive. (The words "consequently" and "premature" were used to create a more formal tone and emphasize the uncertainty of the theory.)

Taking these counterarguments into account, it becomes evident that each theory ¶ In conclusion, the professor clearly identifies the weaknesses of the theories in the presented in the reading passage and convincingly shows that the central argument in the text turns out to be incorrect.lacks sufficient support and requires further investigation before drawing any conclusive statements about the true function of lambeosaur crests. (The phrase "taking these counterarguments into account" was added for better cohesion and to provide a smooth transition to the concluding statement.)

8.思维导图

- Introduction
  - Reading passage: various theories about lambeosaurs' crests
  - Lecture: challenges to these theories

- Point 1: Sense of Smell
  - Reading: blood vessels in crests enhance sense of smell
  - Lecture: small and underdeveloped brain cavity near crest

- Point 2: Cooling Function
  - Reading: increased body surface area for heat dissipation
  - Lecture: minimal additional surface area from single crest

- Point 3: Sound Production and Communication
  - Reading: crests used for sound production and communication
  - Lecture: scarce evidence, only one fossil with highly developed inner ear

- Conclusion
  - Theories lack sufficient support, require further investigation

9.关键词

1.子项得分 任务完成度：4 组织：4 连贯性和衔接：4 语言使用：4

2.预估分数

25. 3.任务完成度

整体来说，文章回答了题目要求的问题，概括了听力中提到的观点，并说明了这些观点是如何挑战阅读材料中的理论。但是，在解释听力中提到的反驳论据时，有些部分可以更详细地展开。例如，在讨论关于嗅觉理论的部分时，可以更详细地描述大脑结构与嗅觉功能之间的关系。

改进建议示例：

1. 在讨论嗅觉理论时，可以加入以下内容：“教授指出，在具有强烈嗅觉功能的动物中，负责处理嗅觉信息的大脑区域通常较为发达。然而，根据化石证据表明，与冠骨相邻的大脑区域在喇叭龙上较小且不发达。”
2. 在讨论声音沟通理论时，可以加入以下内容：“教授认为，在所有喇叭龙种类中都存在冠骨这一特征。因此，如果这一理论成立，则所有喇叭龙种类都应具有良好的听力。然而，迄今为止，仅发现一种喇叭龙具有良好的听力，这使得该理论缺乏足够证据。”

4.文章结构与组织 文章的结构和组织基本上是清晰的，包括引言、正文和结论。每段都集中讨论了一个特定的观点，并提供了支持细节。然而，在文章中加入更明确的过渡词或短语可以使段落之间的衔接更加自然。

改进建议示例：

1. 在第二段与第三段之间加入过渡词：“此外”，以表明接下来要讨论另一个反驳观点。
2. 在第三段与第四段之间加入过渡词：“最后”，以表明即将讨论最后一个反驳观点。

5. 语法批改

The reading passage discusses several theories proposed by scientists to explain the function of the crest on the head of lambeosaurs[No Replacement Word Found](misspelling). The professor in the lecture deals with the same issue. However, he believes that these theories have serious problems and presents three specific points to challenge them. To illustrate his ideas, he useuses(Agreement error: Non-third person/past tense verb with 'he/she/it' or a pronoun) three specific points to support his idea.

First, although the reading passage suggests that the crests could improve the dinosaurs' sense of smell, the professor argues that this idea is not supported. He explains that if a dinosaur's sense of smell were truly strong, its crests should be larger. However, lambeosaur[No Replacement Word Found](misspelling) crests are relatively small, indicating that they do not possess a strong ability to smell. Clearly, the professor's argument contradicts what is stated in the reading passage.

Secondly, despite the reading's claim that crests served to prevent overheating by lowering lambeosaurs[No Replacement Word Found](misspelling)'(Unpaired braces, brackets, quotation marks and similar symbols) body temperature due to similarities with stegosaursstegosaurus(misspelling), the professor contends that lambeosaurs[No Replacement Word Found](misspelling) are significantly different from stegosaursstegosaurus(misspelling). He supports his point by stating that research shows stegosaursstegosaurus(misspelling) can control their body temperature because they have many crests covering their entire body surface. In contrast, lambeosaurs[No Replacement Word Found](misspelling) only have one small crest on their head, making it unlikely for them to control their body temperatures in a similar mannersimilarly(Wordiness: in a ... manner).

Lastly, the professor challenges the theory presented in the reading passagepassage,(This rule identifies whether commas are missing in a sentence.) which claims that lambeosaurs[No Replacement Word Found](misspelling) used their crests to make sounds for communication with other members of their species. The professor explains that all species of lambeosaurs[No Replacement Word Found](misspelling) have crests; therefore, they should possess good hearing abilities for effective communication. However, research indicates that only one species of lambeosaur[No Replacement Word Found](misspelling) has been found with good hearing ability so far.

Section Title: 6.文章修订

The reading passage presents several theories proposed by scientists to explain the function of the crest on the head of lambeosaurs. However, the professor in the lecture believes that these theories have serious problems and presents three specific points to challenge them.

First, although the reading passage suggests that the crests could improve the dinosaurs' sense of smell, the professor argues that this idea is not supported. He explains that if a dinosaur's sense of smell were truly strong, its brain area next to the organ of smell should be well developed. However, lambeosaur skulls show a small and underdeveloped brain cavity next to the crest, indicating that they do not possess a strong ability to smell. Clearly, the professor's argument contradicts what is stated in the reading passage.

Secondly, despite the reading's claim that crests served to prevent overheating by lowering lambeosaurs' body temperature due to similarities with stegosaurs, the professor contends that lambeosaurs are significantly different from stegosaurs. He supports his point by stating that research shows stegosaurs can control their body temperature because they have many bony plates covering their entire body surface. In contrast, lambeosaurs only have one small crest on their head, making it unlikely for them to control their body temperatures in a similar manner.

Lastly, the professor challenges the theory presented in the reading passage which claims that lambeosaurs used their crests to make sounds for communication with other members of their species. The professor explains that all species of lambeosaurs have crests; therefore, they should possess good hearing abilities for effective communication. However, research indicates that only one species of lambeosaur has been found with good hearing ability so far. (281 words)

Revised essay: Article Revision (Changed "Section Title: 6.文章修订" to "Article Revision" for a more natural English title)

The reading passage discusses presents several theories proposed by scientists to explain the function of the crest on the head of lambeosaurs. The However, the professor in the lecture deals with the same issue. However, he believes that these theories have serious problems and presents three specific points to challenge them. To illustrate his ideas, he use three specific points to support his idea. them.

First, although the reading passage suggests that the crests could improve the dinosaurs' sense of smell, the professor argues that this idea is not supported. He explains that if a dinosaur's sense of smell were truly strong, its brain area next to the organ of smell should be well developed (Changed "its crests should be larger. larger" to "its brain area next to the organ of smell should be well developed" for better clarity and accuracy). However, lambeosaur crests are relatively small, skulls show a small and underdeveloped brain cavity next to the crest, indicating that they do not possess a strong ability to smell. Clearly, the professor's argument contradicts what is stated in the reading passage.

Secondly, despite the reading's claim that crests served to prevent overheating by lowering lambeosaurs' body temperature due to similarities with stegosaurs, the professor contends that lambeosaurs are significantly different from stegosaurs. He supports his point by stating that research shows stegosaurs can control their body temperature because they have many crests bony plates covering their entire body surface. surface (Changed "crests" to "bony plates" for accuracy). In contrast, lambeosaurs only have one small crest on their head, making it unlikely for them to control their body temperatures in a similar manner.

Lastly, the professor challenges the theory presented in the reading passage which claims that lambeosaurs used their crests to make sounds for communication with other members of their species. The professor explains that all species of lambeosaurs have crests; therefore, they should possess good hearing abilities for effective communication. However, research indicates that only one species of lambeosaur has been found with good hearing ability so far.

8. Mind Map

1. Introduction
   - Reading passage theories
   - Professor's challenges

2. Sense of Smell
   - Reading: Improved sense of smell
   - Lecture: Small brain cavity, weak sense of smell

3. Body Temperature Regulation
   - Reading: Crests prevent overheating, similar to stegosaurs
   - Lecture: Lambeosaurs different from stegosaurs, one small crest insufficient for temperature control

4. Communication through Sound
   - Reading: Crests used for making sounds, communication with species members
   - Lecture: Not all lambeosaurs have good hearing ability, only one species found with good hearing so far

5. Conclusion 
   - Summarize professor's challenges to reading passage theories 

9. Keywords