TOEFL TPO 40 Writing Task 1 Sample: Summarize the points made in the lecture, being sure to explain how the proposal discussed in the lecture would solve the specific challenges described in the reading passage.
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Older TOEFL Format
This task is from a previous version of the TOEFL exam. The current TOEFL has a different structure. These archived samples remain available as a reference for practice.
Task Overview
Reading Passage
Many scientists believe it would be possible to maintain a permanent human presence on Mars or the Moon. On the other hand, conditions on Venus are so extreme and inhospitable that maintaining a human presence there would be impossible.First, atmospheric pressure at Venus’ surface is at least 90 times greater than the pressure at Earth’s surface. This means that a force of 100 kilograms is pressing down on every square centimeter of surface. All spacecraft that have landed on Venus have been crushed by this extreme pressure within an hour of landing. Almost anything humans might land on Venus would be crushed as well.Second, as far as we know, there are no reservoirs of water on Venus’ surface, and the planet’s atmosphere, made up mostly of carbon dioxide, nitrogen, and sulfuric acid, contains hardly any oxygen or water vapor. Water and oxygen would therefore probably have to be supplied to Venus from Earth. The idea of ensuring a regular supply of water and oxygen from Earth is impractical in the extreme and would probably defeat the purpose of establishing a permanent station on Venus.Third, very little sunlight reaches the planet’s surface. About 60 percent of the sunlight that hits Venus is reflected back into space by the thick clouds that fill the atmosphere, which means that only 40 percent of the sunlight can get through the clouds. Below these clouds is a dense layer of carbon dioxide, which blocks even more light, so very little light reaches the surface. The lack of light would prevent the use of solar power cells, so humans could not get electricity to power their machines and equipment.
Question
Summarize the points made in the lecture, being sure to explain how the proposal discussed in the lecture would solve the specific challenges described in the reading passage.
User Samples & Evaluation Results
User Sample
In the reading material, the author cites three reasons to support the viewpoint that it is impossible for human to be on Mars or the Moon for a long time. Nevertheless, the lecturer in the listening material argures that it may be possible if we float ourselves in atmosphere 50 kilometers high up from the surface, and opposes the points in the reading material. First and foremost, the author argues that the atmospheric pressure at Venus' surface is too large for human beings to survive. It will crash all things include human beings and equiments. However, the lecturer offers an opposite stand that the pressure in the atmosphere is lower than on the surface, and it roughly equals the pressure on Earth. So there is no worries about whether we will crash. In addition, the lecturer casts doubt on the author's another reason that there were no water and oxygen on Venus that can keep human beings alive, and suplly these things from Earth is imposible. Demonstrating that chemicals on Venus like carbon dioxied, nitrogen can be materials of making oxygen. We do not need to supply them far away from Earth but making it on ourselves on the permanent station. Finally, the author's third reason that most of the sunlight reached Venus were reflected by the thick cloud, so the station can not get electricity. This opinion is also counteracted by the lecturer who points out that when the station is floating up in the atmosphere, the cloud won't be that thick, some of the sunlights can be captured by the station. As far as the station is in the atmosphere, we can also use the sunlight that was reflected by the cloud. To sum up, plenty of electricity can be used to power machines and equipments.
Evaluation Result
1.子项得分 任务完成度:4 组织:3 连贯与衔接:3 语言使用:3
2.预估分数
22. 3.任务完成度
你的文章基本上完成了任务要求,但在总结听力材料时,可以更详细地解释如何解决阅读材料中提到的具体挑战。为了提高这方面的表现,你可以尝试在描述听力材料中提出的解决方案时,更深入地讨论它们是如何克服阅读材料中提到的问题的。
示例1: 原文:“Demonstrating that chemicals on Venus like carbon dioxied, nitrogen can be materials of making oxygen.” 改进:“The lecturer explains that chemical processes can be used to convert compounds such as carbon dioxide and sulfuric acid, which are abundant in Venus' atmosphere, into water and oxygen for human survival.”
示例2: 原文:“As far as the station is in the atmosphere, we can also use the sunlight that was reflected by the cloud.” 改进:“The lecturer mentions that the floating station could utilize both direct sunlight filtering from above and sunlight reflected by the clouds below, providing sufficient electricity for powering the station.”
4.文章结构与组织 你的文章结构基本清晰,但在组织方面还有改进空间。首先,在引入段落中,请确保明确指出阅读和听力材料之间的关系。其次,在正文段落中,请确保每个段落都集中讨论一个主要观点,并提供支持细节。最后,使用清晰的过渡词和短语来连接想法和段落。
示例1: 原文:“Nevertheless, the lecturer in the listening material argures that it may be possible if we float ourselves in atmosphere 50 kilometers high up from the surface, and opposes the points in the reading material.” 改进:“In contrast, the lecturer in the listening material proposes a solution involving a floating station 50 kilometers above Venus' surface and refutes each of the challenges mentioned in the reading passage.”
示例2: 原文:“So there is no worries about whether we will crash.” 改进:“Therefore, by having a station floating high up in Venus' atmosphere, humans would not face the danger of being crushed by extreme pressure.”
5. 语法批改
In the reading material, the author cites three reasons to support the viewpoint that it is impossible for human to be on Mars or the Moon for a long time. Nevertheless, the lecturer in the listening material arguresargues(misspelling) that it may be possible if we float ourselves in atmosphere 50 kilometers high up from the surface, and opposes the points in the reading material.
First and foremost, the author argues that the atmospheric pressure at Venus' surface is too large for human beings to survive. It will crash all thingsthings,(This rule identifies whether commas are missing in a sentence.) include human beings and equimentsequipments(misspelling). However, the lecturer offers an opposite stand that the pressure in the atmosphere is lower than on the surface, and it roughly equals the pressure on Earth. So there isare(Detects potentially wrong usage of "is") no worries about whether we will crash.
In addition, the lecturer casts doubt on the author's another reason that (Two consecutive spaces)there were no water and oxygen on Venus that can keep human beings alive, and supllysupply(misspelling) these things from Earth isare(Use the base form or the past tense with a plural noun) imposibleimpossible(misspelling). Demonstrating that chemicals on Venus like carbon dioxieddioxide(misspelling), nitrogen can be materials of making oxygen. We do not need to supply them far away from Earth but making it on ourselves on the permanent station.
Finally, the author's third reason that most of the sunlight reached Venus were reflected by the thick cloud, so the station can not get electricity. This opinion is also counteracted by the lecturer who points out that when the station is floating up in the atmosphere, the cloud won't be that thick, some of the sunlights cansunlight scan(misspelling) be captured by the station. As far as the station is in the atmosphere, we can also use the sunlight that was reflected by the cloud. To sum up, plenty of electricity can be used to power machines and equipments.
Section title: 6.文章修订
In the reading material, the author cites three reasons to support the viewpoint that maintaining a permanent human presence on Venus is impossible. Nevertheless, the lecturer in the listening material argues that it may be possible if we establish a floating station in the atmosphere, 50 kilometers above the surface, and counters the points made in the reading material.
First and foremost, the author argues that the atmospheric pressure at Venus' surface is too great for humans to survive, as it would crush all objects, including humans and equipment. However, the lecturer offers an opposing stance that at 50 kilometers above Venus' surface, atmospheric pressure is significantly lower and roughly equal to Earth's pressure. Thus, there would be no concerns about crushing.
Additionally, the lecturer casts doubt on another reason provided by the author - that there are no water and oxygen sources on Venus to sustain human life and supplying these resources from Earth is impractical. The lecturer demonstrates that chemicals present on Venus, such as carbon dioxide and nitrogen, can be used as raw materials for producing oxygen. Consequently, there would be no need to supply these vital resources from Earth but instead produce them directly at the floating station.
Lastly, the author's third reason states that most of the sunlight reaching Venus is reflected by thick clouds; hence, a station cannot generate electricity. This opinion is also refuted by the lecturer who points out that when a station floats high up in Venus' atmosphere, clouds are not as dense; therefore allowing some sunlight to reach it. Moreover, since this floating station would be located within Venus' atmosphere, it could also utilize sunlight reflected by clouds below it. In summary, sufficient electricity could be generated this way to power machines and equipment for a permanent human presence on Venus. (304 words)
In the reading material, the author cites three reasons to support the viewpoint that it maintaining a permanent human presence on Venus is impossible for human to be on (changed "on Mars or the Moon for a long time. Moon" to "on Venus" for consistency). Nevertheless, the lecturer in the listening material argures argues that it may be possible if we float ourselves establish a floating station in atmosphere the atmosphere, 50 kilometers high up from the surface, and opposes above the surface (added "establish a floating station" for clarity), and counters the points made in the reading material.
First and foremost, the author argues that the atmospheric pressure at Venus' surface is too large for human beings to survive. It will crash great for humans to survive (changed "large" to "great" for proper word usage), as it would crush all things include human beings and equiments. objects, including humans and equipment. However, the lecturer offers an opposite stand that the opposing stance that at 50 kilometers above Venus' surface, atmospheric pressure in the atmosphere is is significantly lower than on the surface, and it and roughly equals the pressure on Earth. So equal to Earth's pressure. Thus, there is would be no worries concerns about whether we will crash. crushing.
In addition, Additionally, the lecturer casts doubt on the author's another reason that provided by the author - that there were are no water and oxygen sources on Venus that can keep to sustain human beings alive, and suplly life and supplying these things resources from Earth is imposible. Demonstrating impractical (changed "imposible" to "impractical"). The lecturer demonstrates that chemicals on Venus like present on Venus, such as carbon dioxied, nitrogen dioxide and nitrogen, can be used as raw materials of making for producing oxygen. We do not Consequently, there would be no need to supply them far away these vital resources from Earth but making it on ourselves on the permanent instead produce them directly at the floating station.
Finally, Lastly, the author's third reason states that most of the sunlight reached reaching Venus were is reflected by the thick cloud, so the clouds; hence, a station can not get cannot generate electricity. This opinion is also counteracted refuted by the lecturer who points out that when the a station is floating floats high up in the atmosphere, the cloud won't be that thick, Venus' atmosphere (added "Venus'" for clarity), clouds are not as dense; therefore allowing some of the sunlights can be captured by the station. As far as the sunlight to reach it. Moreover, since this floating station is in the atmosphere, we can would be located within Venus' atmosphere (added "Venus'" for clarity), it could also use the utilize sunlight that was reflected by the cloud. To sum up, plenty of clouds below it. In summary, sufficient electricity can be used could be generated this way to power machines and equipments.equipment for a permanent human presence on Venus.
8. Mind Map
- Introduction
- Reading material: Permanent human presence on Venus is impossible
- Lecture: Possible with a floating station in the atmosphere
- Point 1: Atmospheric Pressure
- Reading: Pressure at surface too great, would crush humans and equipment
- Lecture: At 50 km above surface, pressure is similar to Earth's
- Point 2: Water and Oxygen Sources
- Reading: No sources on Venus, impractical to supply from Earth
- Lecture: Chemicals on Venus can be used to produce oxygen
- Point 3: Electricity Generation
- Reading: Thick clouds reflect sunlight, not enough for electricity generation
- Lecture: Floating station can utilize sunlight above and reflected by clouds below
- Conclusion
- Lecturer counters all points made in reading material
9. Keywords
| Word | Phonetic Symbol | Part of Speech | English Definition | Simplified Chinese Translation | Sample Sentence |
|---|---|---|---|---|---|
| permanent | /ˈpɜːrmənənt/ | adjective | lasting or intended to last or remain unchanged indefinitely | 永久的 | A permanent human presence on Venus might be possible with a floating station. |
| atmospheric | /ætməˈsfɪrɪk/ | adjective | relating to the atmosphere | 大气的 | The atmospheric pressure at Venus' surface is too great for humans to survive. |
| floating | /ˈfloʊtɪŋ/ | adjective | /buoyant or suspended in water or air | /漂浮的 | /A floating station in the atmosphere could solve the problems of living on Venus. |
| raw materials | /rɔː məˈtɪriəlz/ | noun | the basic material from which a product is made | 原材料 | Carbon dioxide and nitrogen can be used as raw materials for producing oxygen. |
| electricity | /ɪlɛkˈtrɪsɪti/ | noun | /a form of energy resulting from the existence of charged particles (such as electrons or protons) | /电 | /The floating station could generate enough electricity to support human life on Venus. |
| refuted | /rɪˈfjut/ | verb | /prove (a statement or theory) to be wrong or false; disprove | /反驳 | /The lecturer refuted the author's claim that sunlight would not be sufficient for electricity generation. |
| dense | /dɛns/ | adjective | /closely compacted in substance | /密集的 | /The clouds are not as dense at higher altitudes, allowing sunlight to reach the floating station. |
| vital | /ˈvaɪtl/ | adjective | /absolutely necessary or important; essential | /至关重要的 | /Water and oxygen are vital resources for human survival on Venus. |
| impractical | /ɪmˈpræktɪkəl/ | adjective | >not adapted for use or action; not sensible or realistic | >不切实际的 | >Supplying water and oxygen from Earth would be impractical due to distance and cost. |
| sufficient | >səˈfɪʃənt/ | >adjective | >enough; adequate | >足够的 | >The floating station would have sufficient resources to support a permanent human presence on Venus. |
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