TOEFL TPO -1 Writing Task 1 Sample: summarize the points made in the lecture, being sure too explain how they cast doubt on the specific theories mentioned in the reading passage.
旧版托福格式的用户历史样本与AI评估结果。
共 1 份历史用户样本
旧版托福题型
本题目来自托福考试的旧版本。当前托福已采用不同的考试结构。这些历史样本仅作为练习参考保留。
题目概览
阅读段落
several species of cypress trees, which can grow in wetlands and shallow water, produce unusual structures called knees. Unlike roots, cypress knees grow above the ground. They are strange formations that extend upward from the trees roots into the air. While the functional roots is well established, the function of knees is still unclear, but scientists have several hypotheses. Oxygen absorption First, knees may help the trees' root absorb or take in oxygen. Plant roots require oxygen for important cellular functions and the soil in the watery habitats where cypress trees often grow is low in oxygen. Roots of plants growing in low-oxygen soil must often obtain oxygen from another source. For example, mangrove tress which also grow in soil that is underwater, are known for having above-ground roots taht absorb oxygen. Like the roots of mangroves, cypress knees may take in oxygen from the air and deliver it to the deeper roots. Additional stablity Second, knees may help cypress trees stand in the soil, making them better able to remain securely in place when exposed to high winds or strong water currents. The fact that the cypress has knees in adddion to a network of roots may provide additional stability, allowing the tree to anchor itself well in the soil. Cypress trees may need this additional support due to the softness of the wet sokl in which they grow. Methan release Finally, knees grow on trees in areas where methane gas exists in the soil. The knees are in direct contact with the soil infused with methane, which is of no use to trees. Therefore, the function of knees may be to release methane gas from the trees' roots into the air. The fact that measurable amounts of methane have been detacted in the air above the knees supports this idea.\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\
题目
summarize the points made in the lecture, being sure too explain how they cast doubt on the specific theories mentioned in the reading passage.
用户样本与评估结果
用户样本
The reading and speaking present opposite opinions with regard to the function of cypress knees. The reading cites three reasons to explain the function of the cypress knees. However, the speaking doesn’t agree with the claim. Firstly, the speaking argues that the cypress knees make contribution to oxygen level for root, since the cypress trees often grow in water and its root is lack of oxygen. Nevertheless, the speaking challenges this notion by presenting a scientific test. According the test, when the knees are put in a container filled with oxygen, the oxygen level doesn’t change over a period of time, which is surprising. In fact, there is little oxygen consumed during the test. Consequently, the function of the knees is to higher the oxygen level is unconvincing. Secondly, the speaking believes that the cypress knees would serve as an anchor for the cypress trees, for the reason that they will provide additional supports when exposed to high winds and strong water currents, which is also doubted by the speaking. The speaking asserts that the knees are attached to horizontal roots, other than vertical roots. That makes the knees unlikely to physically act as an anchor. Thirdly, the speaking further cast doubt on the reading’s assertion that the knees is to release methane gas from the trees’ root into the air, so as to reduce the methane gas in the soil. The speaking claims that the methane gas do no harm to the cypress trees. So there is no need to get rid of the gas. Moreover, the organism attached to the knees may be responsible to methane releasing, rather than the knees.
评估结果
1.子项得分 Task fulfillment: 4 Organization: 4 Coherence and Cohesion: 4 Language Use: 3
2.预估分数
25. 3.任务完成度
整体来说，文章较好地完成了任务要求，概述了听力中的观点，并说明了它们如何对阅读中提到的理论产生怀疑。但是，有一些建议可以帮助改进：
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注意在引用听力内容时保持准确性。例如，在第一段中，你写道“speaking认为柏树膝可以为根部提供氧气”，实际上这是阅读部分的观点，而不是听力部分。
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在解释听力观点时尽量详细一些。这将有助于更清楚地表达听力中提到的怀疑。
示例1（改进第一段）： Firstly, the reading suggests that cypress knees contribute to oxygen absorption for the roots since cypress trees often grow in water, and their roots lack oxygen. However, the lecture challenges this notion by presenting a scientific test. According to the test, when the knees are placed in a container filled with oxygen, the oxygen level does not change significantly over time, indicating that the knees absorb very little oxygen. Consequently, the idea that the function of the knees is to increase oxygen levels is unconvincing.
示例2（改进第三段）： Thirdly, while the reading asserts that the function of cypress knees is to release methane gas from the trees' roots into the air, thus reducing methane gas in the soil, the lecture casts doubt on this claim. The lecture states that methane gas does no harm to cypress trees, so there is no need for them to get rid of it. Moreover, it suggests that microorganisms living on the knees might be responsible for releasing methane, rather than the knees themselves.
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、主体和结论。每段都集中在一个特定的观点和支持细节上。然而，可以通过以下建议进一步改进：
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在引言中更明确地指出听力怀疑阅读中提到的理论。
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在段落之间使用更清晰的过渡词或短语。
示例1（改进引言）： The reading and lecture present opposing opinions regarding the function of cypress knees. While the reading proposes three possible functions for these structures, the lecture casts doubt on each of these theories by providing counterarguments.
示例2（改进过渡）： Firstly, the reading suggests that... However, the lecture challenges this notion by... Secondly, according to the reading... On the other hand, the lecture contends that... Lastly, while the reading asserts that... The lecture casts doubt on this claim by...
5. 语法批改
The reading and speaking present opposite opinions with regard to the function of cypress knees. The reading cites three reasons to explain the function of the cypress knees. However, the speaking doesn’t agree with the claim.
Firstly, the speaking argues that the cypress knees make contribution to oxygen level for root, since the cypress trees often grow in water and its root is lack of oxygen. Nevertheless, the speaking challenges this notion by presenting a scientific test. According theAccording to the(Missing preposition) test, when the knees are put in a container filled with oxygen, the oxygen level doesn’t change over a period of time, which is surprising. In fact, there is little oxygen consumed during the test. Consequently, the function of the knees is to higher the oxygen level is unconvincing.
Secondly, the speaking believes that the cypress knees would serve as an anchor for the cypress trees, for the reason that they will provide additional supports when exposed to high winds and strong water currents, which is also doubted by the speaking. The speaking asserts that the knees are attached to horizontal roots, other than vertical roots. That makes the knees unlikely to physically act as an anchor.
Thirdly, the speaking further cast doubt on the reading’s assertion that the knees is to release methane gas from the trees’ root into the air, so as toto(so as to (to)) reduce the methane gas in the soil. The speaking claims that the methane gas do no harm to the cypress trees. So there is no need to get rid of the gas. Moreover, the organism attached to the knees may be responsible tofor(This rule identifies wrong preposition usage.) methane releasing, rather than the knees.
Section Title: 6.文章修订
The reading and lecture present contrasting opinions regarding the function of cypress knees. The reading suggests three possible functions for these unique structures, while the lecture disputes each of these hypotheses.
Firstly, the reading posits that cypress knees may help the tree's roots absorb oxygen, as they often grow in low-oxygen environments. However, the lecture refutes this idea by presenting a scientific experiment. According to this study, when cypress knees were placed in a container filled with oxygen, there was little change in oxygen levels over time. This indicates that the knees absorbed very little oxygen, casting doubt on their role in oxygen absorption.
Secondly, the reading proposes that cypress knees might provide additional stability for trees growing in soft soil and exposed to high winds or strong water currents. Nevertheless, the lecture challenges this notion by explaining that many cypress knees are attached to horizontal roots rather than vertical ones. As a result, they would not offer significant support or stability to the tree.
Lastly, the reading asserts that cypress knees could serve to release methane gas from the tree's roots into the air as a means of reducing methane levels in the soil. However, the lecture counters this argument by stating that methane gas does not harm cypress trees and thus there would be no need for them to develop structures specifically for its removal. Furthermore, it is suggested that microorganisms living on cypress knees might be responsible for producing methane detected around them rather than the knees themselves.
In conclusion, while both sources present various theories about potential functions of cypress knees, none seem convincing enough based on evidence provided by experiments and observations mentioned in the lecture. (284 words)
Revised essay: Section Title: 7.文章批改
The reading and speaking lecture present opposite contrasting opinions with regard to regarding the function of cypress knees. The reading cites suggests three reasons to explain the function possible functions for these unique structures, while the lecture disputes each of the cypress knees. However, the speaking doesn’t agree with the claim. these hypotheses (Changed "opposite opinions" to "contrasting opinions" and "speaking" to "lecture" for clarity).
Firstly, the speaking argues that the cypress knees make contribution to oxygen level for root, since the cypress trees reading posits that cypress knees may help the tree's roots absorb oxygen, as they often grow in water and its root is lack of oxygen. Nevertheless, the speaking challenges this notion low-oxygen environments. However, the lecture refutes this idea by presenting a scientific test. experiment (Changed "speaking argues" to "reading posits" and "speaking challenges" to "lecture refutes"). According the test, to this study, when the knees are put cypress knees were placed in a container filled with oxygen, the there was little change in oxygen level doesn’t change levels over a period of time, which is surprising. In fact, there is time. This indicates that the knees absorbed very little oxygen, casting doubt on their role in oxygen consumed during the test. Consequently, the function of the knees is to higher the oxygen level is unconvincing. absorption.
Secondly, the speaking believes that the cypress knees would serve as an anchor for the cypress trees, for the reason that they will reading proposes that cypress knees might provide additional supports when stability for trees growing in soft soil and exposed to high winds and or strong water currents, which is also doubted by the speaking. The speaking asserts that the currents. Nevertheless, the lecture challenges this notion by explaining that many cypress knees are attached to horizontal roots, other roots rather than vertical roots. That makes the knees unlikely to physically act ones (Changed "speaking believes" to "reading proposes" and "doubted by speaking" to "challenges this notion"). As a result, they would not offer significant support or stability to the tree.
Lastly, the reading asserts that cypress knees could serve to release methane gas from the tree's roots into the air as an anchor. ¶ Thirdly, the speaking a means of reducing methane levels in the soil. However, the lecture counters this argument by stating that methane gas does not harm cypress trees and thus there would be no need for them to develop structures specifically for its removal (Changed "speaking further cast doubt on the reading’s assertion that the knees reading's assertion" to simply "lecture counters this argument"). Furthermore, it is to release methane gas from the trees’ root into the air, so as to reduce the methane gas in the soil. The speaking claims that the methane gas do no harm to the cypress trees. So there is no need to get rid of the gas. Moreover, the organism attached to the knees may suggested that microorganisms living on cypress knees might be responsible to for producing methane releasing, detected around them rather than the knees.knees themselves.
In conclusion, while both sources present various theories about potential functions of cypress knees, none seem convincing enough based on evidence provided by experiments and observations mentioned in the lecture (Added a conclusion to wrap up the essay).
8. Mind Map
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Introduction
- Reading: Three possible functions of cypress knees
- Lecture: Disputes each hypothesis
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Function 1: Oxygen absorption
- Reading: Helps roots absorb oxygen in low-oxygen environments
- Lecture: Experiment shows little change in oxygen levels, casting doubt on this function
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Function 2: Stability and support
- Reading: Provides additional stability for trees in soft soil and high winds or water currents
- Lecture: Many knees attached to horizontal roots, not offering significant support or stability
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Function 3: Methane gas release
- Reading: Serves to release methane gas from roots into the air, reducing methane levels in soil
- Lecture: Methane gas does not harm cypress trees, no need for structures for removal; microorganisms might produce methane instead of knees themselves.
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Conclusion
- No convincing evidence for any of the proposed functions based on lecture's experiments and observations
9. Keywords
| Word | Phonetic Symbol | Part of Speech | English Definition | Simplified Chinese Translation | Sample Sentence |
|---|---|---|---|---|---|
| Cypress | /ˈsaɪprəs/ | Noun | A type of tree | 柏树 | The cypress tree is known for its unique knees. |
| Knee | /niː/ | Noun | A structure resembling a human knee joint. | 膝状物 | Cypress knees are found near the base of the tree. |
| Hypothesis | /haɪˈpɒθəsɪs/ | Noun | A proposed explanation or theory | 假设 | The reading suggests three hypotheses for the function of cypress knees. |
| Absorption | /əbˈsɔːrpʃən/ | Noun | The process of taking in or soaking up | 吸收 | The first hypothesis is that cypress knees help with oxygen absorption. |
| Stability | /stəˈbɪlɪti/ | Noun | The state of being stable and balanced | 稳定性 | The second hypothesis is that cypress knees provide stability to the tree. |
| Methane | /ˈmiːθeɪn/ | Noun | A colorless, odorless gas | 甲烷 | The third hypothesis is that cypress knees release methane gas from the roots into the air. |
| Microorganism | /ˌmaɪkrəʊˈɔːrɡənɪzəm/ | Noun | A microscopic organism, such as bacteria | 微生物 | Microorganisms living on cypress knees might be responsible for producing methane detected around them. |
| Experiment | /ɪkˈspɛrɪmənt/ | Noun | A scientific test or procedure | 实验 | The lecture presents an experiment that casts doubt on the oxygen absorption hypothesis. |
| Observation | /ˌɒbzərˈveɪʃən/ | /Noun | /The act of watching and noting something | /观察 | /The conclusion is based on observations and experiments mentioned in the lecture. |
