TOEFL TPO -1 Writing Task 1 Sample: You have 20 minutes to plan and write your response. Your response will be judged on the basis of the quality of your writing and on how well your response presents the points in the lecture and their relationship to the reading passage. Typically an effective response will be 150 to 225 words. Question: Summarize the points made in the lecture, being sure to explain how they cast doubt on the specific theories mentioned 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，并解释了它们如何对阅读材料中提到的理论产生怀疑。但是，有一些建议可以帮助你进一步改进文章。首先，在描述听力材料中的观点时，可以更具体地说明这些观点是如何反驳阅读材料中的论点的。其次，在提到听力材料中提出的解决方案时，可以详细说明这些解决方案如何有效地应对挑战。

示例1: 原文：After the process, the CO2 gas will become the super critical fluid and thus take up less space. 修改后：By transforming CO2 into a supercritical fluid, it occupies significantly less space than in its gaseous state, making it more feasible to store large amounts of CO2 underground.

示例2: 原文：Therefore, if we can minimize the leak of CO2 and install alarming system to warn the people if there is a danger of CO2 leaking, the problem can be mitigated. 修改后：To mitigate health risks, monitoring devices can be installed near storage sites to detect any leaks. If a leak is detected, an alarm will sound, warning people to leave the area and avoid breathing air close to the ground.

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。每个段落都集中讨论了一个特定的观点和支持细节。然而，可以进一步改进段落之间的过渡，使文章更连贯。此外，可以在引言部分简要总结听力材料中提到的观点，以便为读者提供背景信息。

示例1: 原文：The reading passage presents three major chllenges that make it difficult to store CO2 underground. 修改后：The reading passage outlines three significant challenges associated with underground CO2 storage, while the lecture offers potential solutions to address these concerns.

示例2: 原文：Firstly, the reading passage maintains that there may not be enough space in the underground sites suitable for CO2 storage. 修改后：Regarding the concern about limited storage space mentioned in the reading passage, the lecture proposes a solution by compressing CO2 into a supercritical fluid.

5. 语法批改

The reading passage presents three major chllengeschallenges(misspelling) that make it difficult to store CO2 underground. YetYet,(This rule identifies whether commas are missing in a sentence.) the lecturer asserts that all these obstablesobstacles(misspelling) can be overcome through appropriate strategies. Firstly, the reading passage maintains that there may not be enough space in the underground sites suitable for CO2 storage. YetYet,(This rule identifies whether commas are missing in a sentence.) the lecturer suggests that the problem can be greatly mitigated if the CO2 gas is first compressed under high pressure and high temperature before stored in the underground. After the process, the CO2 gas will become the super critical fluid and thus take up less space. Secondly, the reading passage poses worries to the potential risk posed by the possible leak of CO2 from the undergroundunderground,(This rule identifies whether commas are missing in a sentence.) since high concentrations of CO2 can be harmful to human health. While it is true of such possiblitypossibility(misspelling), the lecturer posits that only the people who are lying or sleeping on the ground would be affected by the high concentration of CO2 from the ground. Therefore, if we can minimize the leak of CO2 and install alarming system to warn the people if there is a danger of CO2 leaking, the problem can be mitigated. Thirdly, the reading passage also emphasizes the high costs associated with the process of storing CO2 undergroundunderground,(This rule identifies whether commas are missing in a sentence.) such as the costs of new technologies new infrastructure. However, the lecturer believes that the methane collected from the deeper layer of underground rocks can make up for the high costs of CO2 storagestorage,(This rule identifies whether commas are missing in a sentence.) since methane is a valuable fuel that can be sold to the public.

Section Title: 6.文章修订

The reading passage outlines three significant challenges associated with underground CO2 storage, while the lecture contends that these obstacles can be surmounted through appropriate measures. Firstly, the reading passage argues that there may not be sufficient space in underground sites suitable for CO2 storage. However, the lecturer proposes that this issue can be substantially alleviated if CO2 is compressed under high pressure and temperature before being stored underground. This process transforms the gas into a supercritical fluid, which occupies less space.

Secondly, the reading passage expresses concerns regarding potential health risks posed by possible CO2 leaks from underground storage sites, as high concentrations of CO2 can be harmful to human health. The lecturer acknowledges this possibility but asserts that only individuals lying or sleeping on the ground would be affected by high concentrations of leaked CO2. Consequently, installing monitoring devices and alarm systems to warn people of potential leaks could mitigate this problem.

Lastly, the reading passage emphasizes the high costs associated with storing CO2 underground, including expenses related to new technologies and infrastructure. Contrarily, the lecturer believes that collecting methane from deeper layers of underground rocks can offset these costs since methane is a valuable fuel that can be sold commercially. (205 words)

Revised essay with inline explanations:

The reading passage presents outlines three major chllenges that make it difficult to store CO2 underground. Yet the lecturer asserts that all significant challenges (changed "major chllenges" to "significant challenges" for better word choice) associated with underground CO2 storage, while the lecture contends that these obstables can be overcome obstacles can be surmounted (changed "overcome" to "surmounted" for better word choice) through appropriate strategies. measures. Firstly, the reading passage maintains argues that there may not be enough sufficient space (changed "enough space" to "sufficient space" for better word choice) in the underground sites suitable for CO2 storage. Yet However, the lecturer suggests that the problem can be greatly mitigated proposes that this issue can be substantially alleviated (changed "greatly mitigated" to "substantially alleviated" for better word choice) if the CO2 gas CO2 is first compressed under high pressure and high temperature before being stored in the underground. After the process, the CO2 This process transforms the gas will become the super critical fluid and thus take up into a supercritical fluid, which occupies less space.

Secondly, the reading passage poses worries to the expresses concerns regarding potential risk health risks posed by the possible leak of CO2 CO2 leaks from the underground since underground storage sites, as high concentrations of CO2 can be harmful to human health. While it is true of such possiblity, the The lecturer posits acknowledges this possibility but asserts that only the people who are individuals lying or sleeping on the ground would be affected by the high concentration of CO2 from the ground. Therefore, if we can minimize the leak of CO2 high concentrations of leaked CO2. Consequently, installing monitoring devices and install alarming system alarm systems to warn the people if there is a danger of CO2 leaking, the problem can be mitigated. Thirdly, the reading passage also of potential leaks could mitigate this problem.

Lastly, the reading passage emphasizes the high costs associated with the process of storing CO2 underground such as the costs of underground, including expenses related to new technologies new and infrastructure. However, Contrarily (changed "However" to "Contrarily" for better word choice), the lecturer believes that the collecting methane collected from the deeper layer layers of underground rocks can make up for the high offset these costs of CO2 storage since methane is a valuable fuel that can be sold to the public.commercially (changed "to the public" to "commercially" for better word choice).

8. Mind Map

1. Introduction
   - Reading passage: challenges of underground CO2 storage
   - Lecture: solutions to these challenges

2. Space for CO2 Storage
   - Reading: insufficient space in underground sites
   - Lecture: compressing CO2 into supercritical fluid reduces space requirements

3. Health Risks from CO2 Leaks
   - Reading: high concentrations of CO2 harmful to humans
   - Lecture: monitoring devices and alarm systems can mitigate risks

4. High Costs of Underground Storage
   - Reading: expensive technologies and infrastructure needed
   - Lecture: offset costs by collecting methane from deeper layers

5. Conclusion
   - Despite challenges, underground CO2 storage is a viable solution with appropriate measures.

9. Keywords