TOEFL TPO 27 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

整体来说，你的文章较好地完成了任务要求，概述了听力材料中的观点，并解释了它们如何挑战阅读材料中提出的理论。然而，有一些建议可以帮助你更好地完成任务：

1. 在引入听力观点时，尝试更具体地描述听力中提到的细节和例子。这将使你的论证更加有说服力。

2. 注意在文章中保持一致的时态。在描述阅读和听力材料时，最好使用过去时。

示例：

• 原文：“He claims that the disruption of ocean currents only happens in European and North America, but the Little Ice Age also happens in other areas.” 改进：“He claimed that the disruption of ocean currents only happened in Europe and North America, but the Little Ice Age also affected other areas.”

• 原文：“However, there are no reports of such phenomenon.” 改进：“However, there were no reports of such phenomena during that period.”

4.文章结构与组织 你的文章结构清晰，包括引言、主体和结论。每个段落都集中讨论一个特定观点，并提供支持细节。然而，在组织方面还有一些改进空间：

1. 在段落之间使用更明确的过渡词或短语，以帮助读者更好地理解你的观点。

2. 在引言中简要概述阅读和听力材料的主题，以便为读者提供背景信息。

示例：

• 原文：“To begin with, the author argues that the cooling might have been caused by disruption of ocean currents, which strongly affects Earth's climate.” 改进：“Firstly, the reading passage suggests that the cooling might have been caused by disruption of ocean currents, which strongly affect Earth's climate.”

• 原文：“In contrast, the lecturer casts doubt on this point.” 改进：“On the other hand, the lecturer casts doubt on this point by stating that…”

5. 语法批改

Both the reading and the listening material discuss possible reasons causing the Little Ice Age. In the reading material, the author cites 3 reasons for the Little Ice Age. Nevertheless, in the listening material, the lecturer rebuts every point, providing alternative explanations.

To begin with, the author argues that the cooling might have been caused by disruption of ocean currents, which strongly affects Earth's climate. However, the lecturer presents an opposite view. He claims that the disruption of ocean currents only happens in European and North America, but the Little Ice Age also happens in other areas. To be specific, he adds that the Little Ice Age exists in some southern countries and areas, such as South Africa. As a result, this does not completely correspond to the areas influenced by the disruption of ocean currents.

Secondly, the author contends that volcanic eruptions could sentsend(Non-infinitive verb after modal verbs) dark clouds into the atmosphere, and the clouds could block sunlight from reaching Earth, making the global temperatures drop a lot. In contrast, the lecturer casts doubt on this point. He demonstrates that if there are enough clouds to cause the Little Ice Age, then some other visual effects should be observed as well, which are actually not found in this period. To support this, he mentions that a lot of dust from volcanic eruptions could also cause effects, such as colorful sunsets, greygray(misspelling) and brown snow and so on. However, there are no reports of such phenomenon. As a result, the dust needed to cause the Little Ice Age is not enough.

Finally, the author states that decreases in human population could decrease the greenhouse effect that keeps Earth warm, thus contributing to the cooling of the climate. However, the lecturer challenges this stand. He points out that the time needed for this process is not enough. He advance his point by saying that the drop of human population only continues for a short period. When the population begins to recover, human cut down trees and use them for fuels. Moreover, they also cut down trees to have more lands for their crop growing. As a result, the number of trees begins to (Two consecutive spaces)decrease again, and the period between the increase and the decrease of the number of trees is not long enough for the process to happen.

6.文章修订

Both the reading and the listening materials discuss potential causes of the Little Ice Age. In the reading passage, three possible explanations are presented. However, in the listening material, the lecturer refutes each point by providing alternative explanations.

Firstly, the reading passage suggests that the cooling might have been caused by disruption of ocean currents, which strongly affect Earth's climate. On the other hand, the lecturer presents a contrasting view. He claims that disruption of ocean currents only occurred in Europe and North America, whereas the Little Ice Age also affected other regions. Specifically, he mentions that southern countries and areas such as South Africa experienced this phenomenon as well. Consequently, this does not entirely correspond to areas influenced by disrupted ocean currents.

Secondly, the author contends that volcanic eruptions could have sent dark clouds into the atmosphere, blocking sunlight from reaching Earth and significantly lowering global temperatures. Contrarily, the lecturer casts doubt on this point by stating that if there were enough clouds to cause the Little Ice Age, then other visual effects should have been observed during this period as well. To support his argument, he explains that large amounts of dust from volcanic eruptions could also cause phenomena such as colorful sunsets or grey and brown snow. However, there are no records of such occurrences during that time frame. As a result, it seems unlikely that sufficient dust was present to cause global cooling.

Lastly, according to the author's perspective in the reading passage, decreases in human population could have reduced greenhouse effects that keep Earth warm; thus contributing to climate cooling. Nevertheless, in contrast to this view, the lecturer challenges this notion by pointing out that there was not enough time for this process to occur effectively. He elaborates on his argument by stating that human population decline only persisted for a short period before recovering quickly. As populations rebounded and expanded once more; trees were cut down for fuel and land was cleared for crop cultivation. Consequently, the number of trees began to decrease again, and the time between the increase and decrease of tree populations was not long enough for this process to significantly impact global cooling. (364 words)

7.文章批改

Both the reading and the listening material materials discuss possible reasons causing potential causes of the Little Ice Age. In the reading material, the author cites 3 reasons for the Little Ice Age. Nevertheless, passage, three possible explanations are presented. However, in the listening material, the lecturer rebuts every point, refutes each point by providing alternative explanations. (Changed "Nevertheless" to "However" for smoother transition)

To begin with, the author argues Firstly, the reading passage suggests that the cooling might have been caused by disruption of ocean currents, which strongly affects affect Earth's climate. However, On the other hand, the lecturer presents an opposite a contrasting view. (Changed "opposite view" to "contrasting view" for better vocabulary) He claims that the disruption of ocean currents only happens occurred in European Europe and North America, but whereas the Little Ice Age also happens in affected other areas. To be specific, regions. Specifically, he adds that the Little Ice Age exists in some mentions that southern countries and areas, areas such as South Africa. As a result, Africa experienced this phenomenon as well. Consequently, this does not completely entirely correspond to the areas influenced by the disruption of disrupted ocean currents.

Secondly, the author contends that volcanic eruptions could have sent dark clouds into the atmosphere, and the clouds could block blocking sunlight from reaching Earth, making the Earth and significantly lowering global temperatures drop a lot. In contrast, temperatures. Contrarily, (Changed "In contrast" to "Contrarily" for better transition) the lecturer casts doubt on this point. He demonstrates point by stating that if there are were enough clouds to cause the Little Ice Age, then some other visual effects should be have been observed during this period as well, which are actually not found in this period. well. To support this, his argument, he mentions that a lot explains that large amounts of dust from volcanic eruptions could also cause effects, phenomena such as colorful sunsets, sunsets or grey and brown snow and so on. snow. However, there are no reports records of such phenomenon. occurrences during that time frame. As a result, the it seems unlikely that sufficient dust needed was present to cause the Little Ice Age is not enough. global cooling.

Finally, the author states that Lastly, according to the author's perspective in the reading passage, decreases in human population could decrease the have reduced greenhouse effect that keeps effects that keep Earth warm, warm; thus contributing to the cooling of the climate. However, climate cooling. Nevertheless (Changed "However" to "Nevertheless" for variety), in contrast to this view, the lecturer challenges this stand. notion by pointing out that there was not enough time for this process to occur effectively. He points out that the time needed for this process is not enough. He advance elaborates on his point by saying that the drop of argument by stating that human population decline only continues persisted for a short period. When the population begins to recover, human period before recovering quickly. As populations rebounded and expanded once more; trees were cut down for fuel and land was cleared for crop cultivation. Consequently, the number of trees and use them for fuels. Moreover, they also cut down trees to have more lands for their crop growing. As a result, the number of trees begins to began to decrease again, and the period time between the increase and the decrease of the number of trees is tree populations was not long enough for the this process to happen.significantly impact global cooling. (Changed "to happen" to "to significantly impact global cooling" for clearer explanation)

8.思维导图

• Introduction

  • Reading passage: three possible causes
  • Listening material: refutes each point

• Cause 1: Disruption of ocean currents

  • Reading: cooling caused by disrupted currents
  • Listening: affected Europe and North America only, not southern regions

• Cause 2: Volcanic eruptions

  • Reading: dark clouds block sunlight, lower temperatures
  • Listening: insufficient visual effects observed, not enough dust to cause cooling

• Cause 3: Decreases in human population

  • Reading: reduced greenhouse effects, climate cooling
  • Listening: not enough time for process to occur, population rebounded quickly

9.关键词

1.子项得分 任务完成度：3 组织：3 连贯与衔接：3 语言使用：3

2.预估分数

20. 3.任务完成度

在文章中，你已经总结了听力中的观点并解释了它们是如何挑战阅读材料中提出的理论的。然而，你需要更详细地解释听力中的论点以及它们是如何反驳阅读材料的。此外，尝试更准确地表达观点，以便更好地传达信息。

改进建议示例：

• 在讨论海洋洋流对南半球气候影响时，可以详细说明为什么这一因素不能解释南半球地区的小冰期现象。

• 在讨论火山爆发理论时，可以强调听力中提到的缺乏视觉效果证据，而不是说人们可以根据火山灰预测小冰期。

4.文章结构与组织 文章具有基本的结构（引言、正文和结论），但需要改进以使其更清晰和有条理。尝试使用主题句来引导每个段落，并确保每个段落都集中讨论一个特定的观点。同时，在段落之间使用过渡词或短语来帮助连接观点。

改进建议示例：

• 在引言中，可以更明确地指出听力中的论点是如何反驳阅读材料的，例如：“然而，讲座中的教授通过三个有力的论据挑战了这些原因。”

• 在正文段落中使用过渡词，例如：“首先，阅读材料认为海洋洋流的破坏可能导致小冰期。然而，讲座中的教授表示……”

5. 语法批改

The reading passage and the professor in the lecture are both talking about the possible causes of the Little Ice Age. The reading passage states three possible causes. However, the professor in the lecture challenges these causes by three strong reason.

First, the reading passage claims that disrupting ocean currents may cause Little Ice Age, the meltenmelted(misspelling) glacier will sentsend(Non-infinitive verb after modal verbs) cold water into Gulfthe Gulf(This rule identifies whether the article 'the' is missing in a sentence.) Stream. However, The professor in the lecture says that the disrupting ocean current will only affect the Europe and the North America. But other place also have Little Ice Age without disrupting ocean current.

Second, The reading passage states that the volcanic eruption could cause Littlea Little(This rule identifies whether the article 'a' is missing in a sentence.) Ice Age. When volcanoes erupt, they send dust and (Two consecutive spaces)sulfurgassulfur gas(misspelling) into atmosphere which block the sunlight from reaching the ground, so the global tempreturetemperature(misspelling) will be decrease. However, the professor says the dust erupted by volcanoes is visual, people can predict the Little Ice Age because of the dust.

Third, The reading passage states that decrease in human population may cause the cooling of the climate for a variety reasonsof reasons(This rule identifies whether the preposition 'of' is missing in a sentence.). But the professor in the lecture says that therethere are(Detects missing verb in "there is/are") no enough time for global cooling, Peoplepeople(Checks wrong uppercase spelling of words that are not proper nouns) will cut these trees very soon.

Section Title: 6.文章修订

The reading passage and the lecture both discuss the possible causes of the Little Ice Age. The reading passage presents three potential explanations, while the lecture challenges each of these theories with strong counterarguments.

Firstly, the reading passage suggests that the disruption of ocean currents, specifically the Gulf Stream, may have caused the Little Ice Age due to an influx of cold freshwater from melting glaciers. However, the lecture contends that this disruption would only affect Europe and North America. Since the Little Ice Age also impacted regions such as New Zealand and southern Africa, which are not influenced by the Gulf Stream, this theory cannot fully explain the phenomenon.

Secondly, according to the reading passage, volcanic eruptions could have contributed to the Little Ice Age by releasing dust and sulfur gas into the atmosphere, blocking sunlight and subsequently lowering global temperatures. The lecture disputes this theory by pointing out that significant amounts of volcanic dust would have produced noticeable visual effects like vivid sunsets or discolored snow. As there are few records of such occurrences during that period, it is unlikely that volcanic eruptions were powerful enough to cause a global temperature decrease.

Lastly, the reading passage posits that a reduction in human populations might have indirectly led to climate cooling. As forests grew on abandoned agricultural land and absorbed carbon dioxide—a greenhouse gas—this would decrease Earth's greenhouse effect and result in cooler temperatures. The lecture refutes this argument by stating that there was insufficient time for this process to take effect. Human populations rebounded relatively quickly, leading to deforestation for agriculture once again. Consequently, these forests could not have existed long enough to cause long-term global cooling. (282 words)

Section Title: 7. Article Revision

The reading passage and the professor in the lecture are lecture both talking about discuss the possible causes of the Little Ice Age. The reading passage states presents three possible causes. However, the professor in potential explanations, while the lecture challenges each of these causes by three theories with strong reason. counterarguments (changed to provide a clearer introduction).

First, Firstly, the reading passage claims that disrupting suggests that the disruption of ocean currents currents, specifically the Gulf Stream, may cause Little Ice Age, the melten glacier will sent cold water into Gulf Stream. However, The professor in the lecture says that the disrupting ocean current will only affect the Europe and the North America. But other place also have have caused the Little Ice Age without disrupting ocean current. ¶ Second, The reading passage states that the volcanic eruption could cause Little Ice Age. When volcanoes erupt, they send dust and sulfurgas into atmosphere which block the sunlight due to an influx of cold freshwater from reaching the ground, so the global tempreture will be decrease. melting glaciers. However, the professor says the dust erupted by volcanoes is visual, people can predict lecture contends that this disruption would only affect Europe and North America (clarified subject). Since the Little Ice Age because of the dust. also impacted regions such as New Zealand and southern Africa, which are not influenced by the Gulf Stream, this theory cannot fully explain the phenomenon (rephrased for clarity).

Third, Secondly, according to the reading passage, volcanic eruptions could have contributed to the Little Ice Age by releasing dust and sulfur gas into the atmosphere, blocking sunlight and subsequently lowering global temperatures. The lecture disputes this theory by pointing out that significant amounts of volcanic dust would have produced noticeable visual effects like vivid sunsets or discolored snow (added examples for clarity). As there are few records of such occurrences during that period, it is unlikely that volcanic eruptions were powerful enough to cause a global temperature decrease (rephrased for better flow).

Lastly, the reading passage states that decrease posits that a reduction in human population may populations might have indirectly led to climate cooling. As forests grew on abandoned agricultural land and absorbed carbon dioxide—a greenhouse gas—this would decrease Earth's greenhouse effect and result in cooler temperatures (added explanation). The lecture refutes this argument by stating that there was insufficient time for this process to take effect (clarified reasoning). Human populations rebounded relatively quickly, leading to deforestation for agriculture once again. Consequently, these forests could not have existed long enough to cause the long-term global cooling of the climate for a variety reasons. But the professor in the lecture says that there no enough time for global cooling, People will cut these trees very soon.(rephrased for better flow).

8. Mind Map

Little Ice Age
├── Reading Passage
│   ├── Disruption of ocean currents (Gulf Stream)
│   ├── Volcanic eruptions
│   └── Reduction in human populations
└── Lecture
    ├── Challenges Gulf Stream theory (limited regional impact)
    ├── Disputes volcanic eruptions theory (lack of visual evidence)
    └── Refutes human population reduction theory (insufficient time for effect)

9. Keywords

1.Sub Scores

• Task fulfillment: 4

• Organization: 4

• Coherence and Cohesion: 4

• Language Use: 3

2.Estimated Scores

• Estimated Score: 25

3.Task completeness The essay does a good job of summarizing the points made in the lecture and explaining how they challenge the specific theories presented in the reading passage. However, there is room for improvement in terms of clarity and language use. The essay could benefit from more precise wording and sentence structure to make the arguments easier to understand.

Suggestions for improvement:

• Use more specific language when describing the professor's arguments.

• Improve sentence structure to make the essay easier to read.

Examples:

1. Instead of "the professor claimed that all the assumptions were incorrect," try "the professor refutes each of these theories based on new scientific evidence."

2. Instead of "the professor states that the Gulf Stream could not affect the whole climate," try "the professor argues that disruption of the Gulf Stream would only impact Europe and North America, not other regions affected by the Little Ice Age."

4.Essay structure and organization The essay has a clear structure with an introduction, body, and conclusion. Each paragraph focuses on a specific point from the lecture, with supporting details provided. However, there is room for improvement in terms of transitions between ideas and paragraphs.

Suggestions for improvement:

• Use clearer transitions between ideas to improve coherence.

• Make sure each paragraph has a clear topic sentence that introduces its main point.

Examples:

1. Instead of starting a paragraph with "The professor continues to discredit...," try using a transition like "Moving on to the second theory presented in the reading passage, regarding volcanic eruptions..."

2. For better topic sentences, instead of "It's the professor's third argument...," use something like "Lastly, regarding human population decrease and forest growth as causes for global cooling, the professor presents a counterargument."

5. 语法批改

The cause of the Little Ice Age, which was a period of unordinaryordinary(misspelling) cold temperatures globally that lasted from the year 1350 until 1900 C.E., is the argument between the reading passage and the listening conversation. According to the reading essay, three possible causes have been proposedproposed,(This rule identifies whether commas are missing in a sentence.) such as the disruption of ocean currents, volcanic eruptions, and the decrease of human population. Nevertheless, the professor claimed that all the assumptions were incorrect.

As opposed to the idea that the Gulf Stream was brought excessive cold fresh water by melted glaciers, which would disrupt the current and affect Earth's climate, the professor states that the Gulf Stream could not affect the whole climate. And she advances her theory by saying that the Gulf Stream only has effects on Europe and the US. However, the temperature of the ocean near New Zealand also decreased.

The professor continues to discredit the writing's assertion that the dark clouds of dust and sulfur gas sent by the volcanic eruptions blocked the sunlight, by pointing out the thethe(Word repetition (e.g. 'will will')) fact that the eruptions would be colorful and deserved to be written in detail. In contrast, there were no records showing that there were these striking visualizations, which means the volcanic eruptions didn't produce enough dust and sulfur gas to cover the whole sky.

It's the professor's third argument that the time of human decrease is too short to make the forest work effectively, which contradicts the view of the writer that the human decrease caused the forest trees to grow on fields and absorb carbon dioxide. To explore deeper, the professor contends that the human population grew back to previous levels fairly quickly, which meant that forests were soon being cut down again to clear fields for the crops needed to feed the growing population.

Therefore, an apparent divide exists between the writer and the professor on the causes of the Little Ice Age.

6. Revised Essay

The cause of the Little Ice Age, a period characterized by unusually cold temperatures worldwide from 1350 to 1900 C.E., is the subject of debate between the reading passage and the listening conversation. The reading passage proposes three possible causes: disruption of ocean currents, volcanic eruptions, and a decrease in human population. However, the professor challenges each of these assumptions as incorrect.

Contrary to the reading's suggestion that melted glaciers disrupted the Gulf Stream by introducing excessive cold freshwater, which in turn affected Earth's climate, the professor argues that this phenomenon could not have impacted global climate. She explains that the Gulf Stream only influences Europe and North America, yet ocean temperatures near New Zealand also decreased during this period.

Next, the professor disputes the reading's claim that volcanic eruptions released dark clouds of dust and sulfur gas into the atmosphere, blocking sunlight and causing global cooling. She points out that such eruptions would have produced striking visual effects like colorful sunsets or discolored snow; however, there are no records indicating these phenomena occurred routinely during the Little Ice Age. This suggests that volcanic eruptions did not produce enough dust and sulfur gas to significantly impact global temperatures.

Lastly, the professor challenges the reading's assertion that a decrease in human population led to forest growth on unused agricultural land, resulting in increased carbon dioxide absorption and reduced greenhouse effect. She contends that this process would not have had enough time to significantly impact global cooling since human populations quickly rebounded to previous levels. Consequently, forests were soon cut down again for crop cultivation to support growing populations.

In conclusion, a clear disagreement exists between the author and professor regarding potential causes of the Little Ice Age. (289 words)

The cause of the Little Ice Age, which was a period of unordinary characterized by unusually cold temperatures globally that lasted worldwide from the year 1350 until to 1900 C.E., is the argument subject of debate between the reading passage and the listening conversation. According to the The reading essay, passage proposes three possible causes have been proposed such as the causes: disruption of ocean currents, volcanic eruptions, and the a decrease of in human population. Nevertheless, the professor claimed that all the However, the professor challenges each of these assumptions were incorrect. as incorrect (clarified the introduction for better understanding).

As opposed to the idea that Contrary to the reading's suggestion that melted glaciers disrupted the Gulf Stream was brought by introducing excessive cold fresh water by melted glaciers, freshwater, which would disrupt the current and affect in turn affected Earth's climate, the professor states that the Gulf Stream argues that this phenomenon could not affect the whole have impacted global climate. And she advances her theory by saying She explains that the Gulf Stream only has effects on influences Europe and the US. However, the temperature of the North America (changed "the US" to "North America" for consistency), yet ocean temperatures near New Zealand also decreased. decreased during this period.

The professor continues to discredit the writing's assertion that the Next, the professor disputes the reading's claim that volcanic eruptions released dark clouds of dust and sulfur gas sent by the into the atmosphere, blocking sunlight and causing global cooling. She points out that such eruptions would have produced striking visual effects like colorful sunsets or discolored snow; however, there are no records indicating these phenomena occurred routinely during the Little Ice Age (rephrased for clarity). This suggests that volcanic eruptions blocked the sunlight, by pointing out the the fact that the eruptions would be colorful and deserved to be written in detail. In contrast, there were no records showing that there were these striking visualizations, which means the volcanic eruptions didn't did not produce enough dust and sulfur gas to cover the whole sky. significantly impact global temperatures.

It's the professor's third argument that the time of human Lastly, the professor challenges the reading's assertion that a decrease is too short to make the forest work effectively, which contradicts the view of the writer that the human decrease caused the forest trees to grow on fields and absorb carbon dioxide. To explore deeper, the professor contends that the in human population grew back led to forest growth on unused agricultural land, resulting in increased carbon dioxide absorption and reduced greenhouse effect. She contends that this process would not have had enough time to significantly impact global cooling since human populations quickly rebounded to previous levels fairly quickly, which meant that (rephrased for clarity). Consequently, forests were soon being cut down again to for crop cultivation to support growing populations.

In conclusion, a clear fields for the crops needed to feed the growing population. ¶ Therefore, an apparent divide disagreement exists between the writer and the professor on the author and professor regarding potential causes of the Little Ice Age.Age (rephrased for better flow).

8. Mind Map

1. Little Ice Age
   - 1350 to 1900 C.E.
   - Unusually cold temperatures

2. Reading Passage: Possible Causes
   a. Disruption of ocean currents
   b. Volcanic eruptions
   c. Decrease in human population

3. Listening Conversation: Challenges to Causes
   a. Gulf Stream's limited influence
   b. Lack of evidence for volcanic effects
   c. Insufficient time for population changes to impact climate

4. Conclusion: Disagreement between author and professor

9.Key Words