TOEFL Academic Discussion Writing Sample: Your professor is teaching a class on economics. Write a post responding to the professor’s question. In your response you should: • express and support your opinion • make a contribution to the discussion An effective response will contain at least 100 words. You will have 10 minutes to write it.

1. 子项得分

• Relevance and Contribution to Discussion: 4.5

• Clarity and Elaboration of Viewpoint: 4.0

• Language Use and Grammar: 4.0

2. 预估分数

• Estimated Score: 27

3. 任务完成度

虽然你的文章在讨论中表达了一个相关的观点，并对互联网的重要性进行了解释，但是题目要求讨论除计算机和手机之外的科学发现或技术发明。因此，你需要重新选择一个话题并针对该话题进行讨论。同时，在支持观点时，可以尝试提供更多具体的例子来增强说服力。

示例1（改进前）：...the most crucial invention of humankind is the internet... 示例1（改进后）：...one of the most significant inventions in the last two centuries is the development of antibiotics...

示例2（改进前）：...we can have an online meeting and explain everything perfectly by using the internet... 示例2（改进后）：...antibiotics have saved countless lives by effectively treating bacterial infections that were once fatal...

4. 文章结构与组织

文章整体结构清晰，包括引言、主体和结论。然而，在组织方面还有一些需要改进的地方。首先，在引言部分，建议明确指出你将讨论哪个科学发现或技术发明。其次，在主体部分，可以考虑使用更多段落来分别讨论不同的支持观点。最后，在结论部分，可以总结文章的主要观点并强调其重要性。

示例1（改进前）：As Pual and Claire said, space satellites and medical progress are very significant technological breakthroughs in human history. Nevertheless, in my opinion, the most crucial invention of humankind is the internet... 示例1（改进后）：While Paul and Claire mentioned space satellites and medical progress as significant technological breakthroughs, I believe that another invention that has greatly impacted our lives is the development of antibiotics...

示例2（改进前）：...so nothing will be disturbed or delayed now. 示例2（改进后）：In conclusion, the invention of antibiotics has revolutionized medicine and significantly improved our health and well-being over the past two centuries.

5. Grammar

As PualPaul(misspelling) and Claire said, space satellites and medical progress are very significant technological breakthroughs in human history. Nevertheless, in my opinion, the most crucial invention of humankind is the internet, because it links the whole world together and, and(comma between independent clauses) it makes us communicate more conveniently and quickly. For example, we use instant communication applications, such as Skype and WeChat, almost everydayevery day(everyday (every day)). Furthermore, we can chat by using video chat whenever we want. During the pandemic, a lot of people were blocked at home. If it happened before the appearance of the internet, we can not illustrate things like the plan of a product development project clearly by using traditional phones or telegrams. However, we can have an online meeting and explain everything perfectly by using the internet, so nothing will be disturbed or delayed now.

Title: 6 文章修订

While Paul and Claire's points on space satellites and medical progress are valid, I believe that the most pivotal invention in the last two centuries is the internet. The internet has revolutionized global communication, enabling instantaneous connections across vast distances. For instance, applications such as Skype and WeChat have become integral to our daily lives, allowing us to engage in video chats at any time. The recent pandemic further highlighted the importance of the internet; countless individuals were confined to their homes, yet business operations and project developments continued seamlessly through online meetings. In a pre-internet era, such efficient communication would have been impossible with traditional phones or telegrams. Thus, the internet's transformative impact on our lives cannot be overstated. (123 words)

As Pual While Paul and Claire said, Claire's points on space satellites and medical progress are very significant technological breakthroughs in human history. Nevertheless, in my opinion, valid (revised for clarity and to correct the name spelling), I believe that the most crucial pivotal (changed "crucial" to "pivotal" for a more appropriate word choice) invention of humankind in the last two centuries is the internet, because it links the whole world together and it makes us communicate internet. The internet has revolutionized global communication (rephrased for a more conveniently and quickly. natural tone), enabling instantaneous connections across vast distances. For example, we use instant communication applications, instance, applications such as Skype and WeChat, almost everyday. Furthermore, we can chat by using WeChat have become integral to our daily lives (rephrased for better flow), allowing us to engage in video chat whenever we want. During chats at any time. The recent pandemic further highlighted the pandemic, a lot of people were blocked at home. If it happened before the appearance importance of the internet, we can not illustrate things like the plan of internet; countless individuals were confined to their homes, yet business operations and project developments continued seamlessly through online meetings (rephrased for clarity). In a product development project clearly by using pre-internet era, such efficient communication would have been impossible with traditional phones or telegrams. However, we can have an online meeting and explain everything perfectly by using telegrams (rephrased for a more natural tone). Thus, the internet, so nothing will internet's transformative impact on our lives cannot be disturbed or delayed now.overstated (rephrased for better flow).

8 思维导图

- 标题: 互联网的重要性
  - 全球通信革命
    - Skype 和 WeChat 的应用
    - 视频聊天的普及
  - 疫情期间的作用
    - 在家工作和学习
    - 网络会议的普及
  - 与传统通信方式的对比
    - 电话和电报的局限性
    - 互联网时代的高效沟通

9 关键词

1. 子项得分

• Relevance and Contribution to Discussion: 4.0

• Clarity and Elaboration of Viewpoint: 3.5

• Language Use and Grammar: 3.5

2. 预估分数

23. 3 任务完成度

您的文章在回答问题方面做得不错，但仍有改进的空间。首先，您需要更详细地说明为什么卫星对我们的生活产生了重要影响，并提供更多具体的例子。此外，您的语法和词汇使用也需要加强，以使文章更清晰易懂。

示例1（改进）： 原文：First, the invention of satellites may not only provide an easier access for human beings to a huge amount of knowledge and information ranging from what have happened outside the world where we are living in but also give us a favorable position to deal with the potential challenge, such as the restriction of the natural resource and the protection of individual information. 改进后：First, satellites have revolutionized our access to information by enabling us to gather data from remote locations on Earth and beyond. This has led to advancements in weather forecasting, natural resource management, and personal data protection.

示例2（改进）： 原文：Besides, according to the New York Times in 2008, the progressing of scientific tools will entertain us a good future where we can relax ourselves.I think I can use the time saved improving my reading skills. 改进后：Moreover, as reported by The New York Times in 2008, advancements in scientific tools like satellites contribute to a brighter future where we can enjoy more leisure time. For instance, I could use this extra time to improve my reading skills.

4. 文章结构与组织

文章的结构和组织方面还有待加强。您需要确保文章有明确的引言、正文和结论部分，并在每段中集中讨论一个特定的观点及其支持细节。此外，应在段落和观点之间使用清晰的过渡词。

示例1（改进）： 原文：In my opinion, the space satellites is the most important invention in the last two hundred year. 改进后：In my opinion, space satellites are the most significant invention of the past two hundred years due to their profound impact on various aspects of our lives.

示例2（改进）： 原文：So I think the invention of satellites is most important in the last two hundred years. 改进后：In conclusion, I firmly believe that satellites are the most crucial invention in the last two centuries because they have revolutionized our access to information and contributed to a better future for all.

5. 语法批改

In my opinion, the space satellites isare(Subject-verb agreement plural) the most important invention in the last two hundred year. First, the invention of satellites may not only provide an easier access for human beings to a huge amount of knowledge and information ranging from what have happened (Two consecutive spaces)outside the world where we are living in but also give us a favorable position to deal with the potential challenge, such as the restriction of the natural resource and the protection of individual information. Besides, according to the New York Times in 2008, the progressing of scientific tools will entertain us a good future where we can relax ourselves.I I(Missing space between sentences) think I can use the time saved improving my reading skills. So I think the invention of satellites is most important in the last two hundred years.

Title: 6 文章修订

In my opinion, space satellites represent the most significant invention of the past two hundred years. Firstly, the development of satellite technology has not only granted humanity access to vast amounts of knowledge and information about the world beyond our own but also equipped us with the means to address potential challenges, such as natural resource limitations and personal information protection.

Furthermore, advancements in scientific tools, as reported by The New York Times in 2008, promise a brighter future where we can enjoy more leisure time. Consequently, I believe that the time saved through these innovations can be utilized to enhance our reading skills or pursue other personal interests.

In essence, satellite technology has revolutionized various aspects of our lives, from navigation and telecommunications to military applications. This transformative impact on society is why I consider space satellites to be the most important invention in the last two centuries. (152 words)

In my opinion, the space satellites is represent (revised for clarity and conciseness) the most important significant invention in the last of the past two hundred year. ¶ First, the invention of satellites may years (rephrased for a more natural tone). Firstly, the development of satellite technology has not only provide an easier granted humanity access for human beings to a huge amount to vast amounts of knowledge and information ranging from what have happened outside about the world where we are living in beyond our own (rephrased for clarity) but also give equipped us a favorable position to deal with the means to address potential challenge, challenges, such as the restriction of the natural resource and the limitations and personal information protection of individual information. (revised for improved sentence structure).

Besides, according to the Furthermore, advancements in scientific tools, as reported by The New York Times in 2008, the progressing of scientific tools will entertain us a good promise a brighter future where we can relax ourselves.I think enjoy more leisure time (rephrased for clarity and flow). Consequently, I can use believe that the time saved improving my through these innovations can be utilized to enhance our reading skills. skills or pursue other personal interests (revised for a more natural tone).

So In essence, satellite technology has revolutionized various aspects of our lives, from navigation and telecommunications to military applications (added examples for clarity). This transformative impact on society is why I think the invention of consider space satellites is to be the most important invention in the last two hundred years.centuries (rephrased for a more natural tone).

Title: 8 思维导图

1. Introduction
   - Space satellites as the most significant invention

2. Access to knowledge and information
   - World beyond our own
   - Addressing challenges (natural resource limitations, personal information protection)

3. Advancements in scientific tools
   - The New York Times report (2008)
   - More leisure time

4. Utilizing time saved
   - Enhancing reading skills
   - Pursuing personal interests

5. Revolutionized aspects of life
   - Navigation
   - Telecommunications
   - Military applications

6. Conclusion 
   - Transformative impact on society 

Title: 9 关键词

1. 子项得分

• Relevance and Contribution to Discussion: 3.5

• Clarity and Elaboration of Viewpoint: 3.0

• Language Use and Grammar: 3.0

2. 预估分数

• 20

3. 任务完成度

虽然你的文章提到了高速铁路作为一项重要的科技发明，但是与教授提出的经济学问题关联性不强。为了更好地回答这个问题，你可以从经济角度讨论高速铁路对国家和人们生活的影响。此外，文章中有些语法错误和表达不清晰的地方需要改进。

改进建议（英文）：

1. 更清晰地阐述高速铁路如何在经济方面产生重要影响，例如减少运输成本、促进旅游业发展等。

2. 修改语法错误和不清晰的表达，以提高文章质量。

4. 文章结构与组织

文章结构方面需要改进。目前的文章缺乏明确的引言、主体和结论部分。另外，段落之间缺乏清晰的过渡。建议按照以下步骤修改文章结构：

1. 引言部分简要介绍你选择高速铁路作为重要科技发明的原因。

2. 主体部分详细阐述高速铁路在经济方面的影响，并提供具体例子支持你的观点。

3. 结论部分总结文章内容，强调高速铁路在过去200年中的重要性。

改进建议（英文）：

1. 在引言部分明确提出你认为高速铁路是一项重要发明的原因，例如：“In my opinion, the high-speed railway is one of the most important technological inventions in the last two hundred years due to its significant impact on the economy and people's lives.”

2. 在主体部分使用清晰的过渡词连接不同观点，例如：“Firstly, the high-speed railway has greatly reduced transportation costs, making it more affordable for people to travel long distances. Secondly, it has boosted the tourism industry by making it easier for tourists to visit various destinations.”

5. 语法批改

With the rapid development of technology, high-speed railway comes into people’s lives. China is a big country that may costscost(Non-infinitive verb after modal verbs) a lot of time in eating one place to another. Therefore, high-speed railway can solve this problem perfectly. The railway is at least in 200km/h, so we can reach in wherever you want. The most important thing is, it is safer than plane. Although plane is quicker than railway, it is more dangerous than railway. When the plane fly on the sky in 10000 metresmeters(misspelling) high, it is fear for us to have some bad situation. All in all, high-speed railway is the most intelligent transportation in the 21 century21st century('19 century' (19th century)).

Title: 6 文章修订

In the realm of impactful technological advancements, I believe the high-speed railway stands out as a significant invention in the past two centuries. As a prime example, China, a vast nation with considerable distances between locations, has greatly benefited from this efficient mode of transportation. High-speed railways, with speeds exceeding 200 km/h, have not only reduced travel time but also provided a safer alternative to air travel. Although airplanes offer quicker transit, they pose higher risks due to their altitude and potential for catastrophic incidents. Consequently, high-speed railways have emerged as an intelligent and reliable transportation solution in the 21st century, revolutionizing the way we commute and connect with one another. (114 words)

With In the rapid development realm of technology, impactful technological advancements (clarifies the context), I believe the high-speed railway comes into people’s lives. stands out as a significant invention in the past two centuries (provides a clear opinion). As a prime example, China, a vast nation with considerable distances between locations (explains why China is an example), has greatly benefited from this efficient mode of transportation. High-speed railways, with speeds exceeding 200 km/h (corrects the speed information), have not only reduced travel time but also provided a big country that may costs a lot of time in eating one place safer alternative to another. Therefore, air travel (explains benefits). Although airplanes offer quicker transit, they pose higher risks due to their altitude and potential for catastrophic incidents (explains why planes are more dangerous). Consequently, high-speed railway can solve this problem perfectly. The railway is at least in 200km/h, so we can reach in wherever you want. The most important thing is, it is safer than plane. Although plane is quicker than railway, it is more dangerous than railway. When the plane fly on the sky in 10000 metres high, it is fear for us to railways have some bad situation. All in all, high-speed railway is the most emerged as an intelligent and reliable transportation solution in the 21 century.21st century (summarizes the main point), revolutionizing the way we commute and connect with one another (adds a concluding thought).

8 思维导图

1. Introduction
   - Technological advancements
   - High-speed railway significance

2. China as an example
   - Vast nation
   - Distances between locations

3. Efficiency of high-speed railways
   - Speeds exceeding 200 km/h
   - Reduced travel time

4. Safety compared to air travel
   - Airplanes: quicker but higher risks
   - Altitude and potential for catastrophic incidents

5. High-speed railways as a solution
   - Intelligent and reliable transportation
   - Revolutionizing the way we commute and connect

6. Conclusion

9 关键词