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: 3.5

2. 预估分数

24. 3 任务完成度

虽然你的文章回答了问题，但还有一些地方可以改进。首先，你的回答没有涉及到经济学课程的内容，这是任务要求中的一个重要方面。其次，在阐述观点时，可以更具体地说明相机如何影响了我们的生活，并给出更多相关例子。此外，注意避免语法错误和用词不当。

示例1（更关注经济学）：在过去的两百年里，我认为交通工具的发展对我们的生活产生了重大影响。例如，火车、汽车和飞机等交通工具使得货物和人员能够快速、便捷地运输，从而促进了全球贸易和经济增长。

示例2（更详细地阐述观点）：相机的发明不仅让我们能够记录生活中珍贵的瞬间，还为各行各业带来了巨大变革。例如，在新闻业中，摄影记者可以通过拍摄照片来记录历史事件，让读者更直观地了解新闻背后的故事。

4. 文章结构与组织

文章的结构和组织方面还有待加强。首先，可以在开头部分明确地表达你的观点，并简要介绍文章将讨论的内容。其次，每个段落应该集中讨论一个具体的观点，并提供支持细节。最后，注意在段落之间使用过渡词或短语，使文章更连贯。

示例1（改进开头部分）：在过去的两百年里，有许多科学发现和技术发明改变了我们的生活。尽管计算机和手机等设备无疑对我们产生了巨大影响，但我认为相机同样重要。本文将探讨相机如何影响我们的日常生活以及它在各个领域中所起到的作用。

示例2（改进段落结构）：首先，相机使我们能够轻松地记录生活中珍贵的瞬间。以前，人们只能通过绘画或书写来记录他们所看到的景象，这种方法既不准确又耗时。然而，随着相机的发明，人们只需按下快门就可以捕捉到他们所看到的一切。

5. 语法批改

I totally agree with professor's opinion. There are many discoveries we ignore changeto change(This rule identifies whether the preposition 'to' is missing in a sentence.) our daily life and help our life more convenient and colorful, just like unsung herosheroes(misspelling). I think camera is one of these. Before the invention of camera, people can only record the image they have seen by pens, but that method is not accurate and time-consuming. Because theof the(This rule identifies whether the preposition 'of' is missing in a sentence.) invention of camera, people can wherever and whenever record what they see by just pressing the button of camera. More importantly, they can capture the moments they stayed with their relatives and when their relatives passed away, they can still take out the photograph and recall the unforgettable moments. The invention of camera makes people immortal to some degree in the mind of people who loves them.

Display title: 6 文章修订

I concur with Dr. Achebe's assertion that numerous overlooked discoveries have significantly impacted our daily lives, serving as unsung heroes. In my opinion, the camera is one such invention. Prior to its development, individuals could only document their visual experiences through writing or drawing, which were often inaccurate and time-consuming methods. The advent of the camera revolutionized this process, enabling people to effortlessly capture and preserve moments by simply pressing a button. Furthermore, photographs allow us to immortalize cherished memories with loved ones, providing a tangible means of reminiscing even after they have passed away. Thus, the invention of the camera has granted a form of immortality within the hearts and minds of those who hold these captured moments dear. (124 words)

I totally agree concur with professor's opinion. There are many Dr. Achebe's assertion (revised for clarity and formality) that numerous overlooked discoveries we ignore change have significantly impacted our daily life and help our life more convenient and colorful, just like lives, serving as unsung heros. I think heroes (rephrased for better flow). In my opinion, the camera is one such invention (rephrased for clarity). Prior to its development, individuals could only document their visual experiences through writing or drawing, which were often inaccurate and time-consuming methods (revised for conciseness). The advent of these. Before the camera revolutionized this process, enabling people to effortlessly capture and preserve moments by simply pressing a button (rephrased for better flow). Furthermore, photographs allow us to immortalize cherished memories with loved ones, providing a tangible means of reminiscing even after they have passed away (revised for clarity and conciseness). Thus, the invention of camera, people can only record the image they have seen by pens, but that method is not accurate camera has granted a form of immortality within the hearts and time-consuming. Because the invention minds of camera, people can wherever those who hold these captured moments dear (rephrased for better flow and whenever record what they see by just pressing the button of camera. More importantly, they can capture the moments they stayed with their relatives and when their relatives passed away, they can still take out the photograph and recall the unforgettable moments. The invention of camera makes people immortal to some degree in the mind of people who loves them.impact).

Display title: 8 思维导图

Mindmap:

1. Introduction
   - Overlooked discoveries
   - Unsung heroes

2. Camera as an unsung hero
   - Documenting visual experiences
   - Inaccurate and time-consuming methods before the camera

3. Revolutionizing the process
   - Effortless capture and preservation of moments

4. Immortalizing cherished memories
   - Tangible means of reminiscing

5. Granting a form of immortality
   - Captured moments held dear in hearts and minds

6. Conclusion
   - Importance of the camera as an overlooked discovery

Display title: 9 关键词

Display title: 6 文章修订

I concur with Dr. Achebe's assertion that numerous overlooked discoveries have significantly impacted our daily lives, serving as unsung heroes. In my opinion, the camera is one such invention. Prior to its advent, individuals could only document their visual experiences through writing or drawing, which were often inaccurate and time-consuming methods. The invention of the camera revolutionized this process, enabling people to effortlessly capture and preserve moments by simply pressing a button. Furthermore, photographs allow us to immortalize cherished memories with loved ones, providing a tangible means of reminiscing even after they have passed away. Thus, the invention of the camera has granted a form of immortality within the hearts and minds of those who hold these captured moments dear.