TOEFL TPO 70 Speaking Task 4 Sample: Using the examples of the vine and the bean plant, discuss two reasons that some plants avoid light.

1.子项得分 Delivery: 3 Language Use: 3 Topic Development: 3

2.预估分数

23. 3.表达

从表达方面来看，发言者的语言流利，语速较为稳定，仅有少量停顿。但在某些地方需要注意正确的发音和适当的停顿。建议多加练习，提高发音准确度和语言连贯性。

4.话题发展 从话题发展方面来看，发言者提供了一个相对连贯且组织良好的回答，并通过藤蔓和豆科植物的例子说明了一些植物避光的原因。但可以在解释原因时更加详细，并尝试使用更丰富的词汇和表达。建议多阅读相关材料，提高论述深度和表达能力。

5.语言使用

原文：It is common that plants find sunlight for their growth. However, there are special conditions that some plants opposite to avoid the sunlight. The reason one is that some plants would to find a top object to climb up. The professor takes vines as example. They find the shadows, which means that there is a top object for them to climb up. The second reason is that some plants will be dry out because of the intense sunlight. The professor then takes the bean plants as an example. When in the midnight, they turn leaves side away to avoid the sunlight. In that case, they can avoid to dry out.

修改后：It is common for plants to seek sunlight for their growth. However, under certain conditions, some plants do the opposite and avoid sunlight. One reason is that these plants need to find a taller object to climb up for support. The professor uses vines as an example, which grow towards shadows cast by taller objects and eventually climb up them. The second reason is that some plants may dry out due to intense sunlight exposure. The professor cites bean plants as an example, which turn their leaves sideways during intense sunlight periods to minimize exposure and prevent drying out. (原文中的表达较为生硬，修改后的句子结构更加自然，词汇和语法也得到了改进。例如，“opposite to avoid” 修改为 “do the opposite and avoid”，“would to find” 修改为 “need to find”，“when in the midnight” 修改为 “during intense sunlight periods”。)

修订版（140字）：

It is common for plants to seek sunlight for their growth; however, under certain conditions, some plants do the opposite and avoid sunlight. One reason is that these plants need to find a taller object to climb up for support. The professor uses vines as an example, which grow towards shadows cast by taller objects and eventually climb up them. The second reason is that some plants may dry out due to intense sunlight exposure. The professor cites bean plants as an example, which turn their leaves sideways during intense sunlight periods to minimize exposure and prevent drying out. By understanding these unique adaptations, we can better appreciate the diverse strategies plants employ to survive in various environments.

6.思维导图

- Plants and Sunlight
  - Common behavior
    - Seek sunlight for growth
  - Opposite behavior
    - Avoid sunlight
      - Reason 1: Support
        - Example: Vines
          - Grow towards shadows
          - Climb taller objects
      - Reason 2: Moisture conservation
        - Example: Bean plants
          - Turn leaves sideways
          - Minimize exposure and prevent drying out

7.关键词