Unit 5 The power of plants Developing ideas 随堂练习 2026-2027学年外研版英语七年级上册

Unit 5 The power of plants Developing ideas 随堂练习

  I 基础知识速记

词汇

root n.根 stem n.茎；秆 leaf n.叶子 produce v.产生；生产 oxygen n.氧气

protect v.保护 provide v.提供 energy n.能量；精力 survive v.生存；存活 harmful adj.有害的

句型

--Plants produce oxygen for us to breathe. 植物为我们产生呼吸所需的氧气。

--They protect the soil from being washed away. 它们保护土壤不被冲走。

--Without plants, humans couldn't survive on Earth. 没有植物，人类无法在地球上生存。

--Trees provide shelter for many animals. 树木为许多动物提供栖息地。

 一、单词默写

1. _______ [ruːt] n.根；根茎

2. _______ [stem] n.茎；秆

3. _______ [liːf] n.叶子

4. _______ [prəˈdjuːs] v.产生；生产

5. _______ [ˈɒksɪdʒən] n.氧气

6. _______ [prəˈtekt] v.保护

7. _______ [prəˈvaɪd] v.提供

8. _______ [ˈenədʒi] n.能量；精力

9. _______ [səˈvaɪv] v.生存；存活

10. _______ [ˈhɑːmfl] adj.有害的

二、词组默写

1. 产生氧气_____________________

2. 保护土壤_______________________

3. 为…提供___________________

4. 从…中获取能量________________

5. 存活下来__________________

6. 对…有害___________________

7. 保持空气清洁_______________________

8. 阻止土壤流失___________________

9. 例如__________________

10. 在地球上___________________

 II 能力提高

三、单词拼写

A. 根据汉语提示完成单词

1. Plants _______ (产生) oxygen which is necessary for all living things.

2. We should _______ (保护) the forests from being cut down.

3. Trees _______ (提供) food and shelter for many wild animals.

4. Sunlight gives _______ (能量) to help plants grow.

5. Some special plants can _______ (存活) in the dry desert for years.

B. 根据句意及首字母完成单词

6. The r_______ of the tree go deep into the ground to get water and nutrients.

7. Green leaves p_______ food for the whole plant through photosynthesis.

8. O_______ is so important that people and animals can't live without it.

9. Too much plastic waste is h_______ to the growth of plants.

10. Without enough water, most plants can't s_______ for more than a week.

四、A. 根据汉语完成句子

1. 植物对地球上的所有生物都很重要。

Plants are very important to all living things ____ ____.

2. 树木能阻止雨水冲走土壤。

Trees can ____ rainwater ____ washing away the soil.

3. 我们从植物中获取食物和能量。

We ____ food and energy ____ plants.

4. 如果没有植物，我们无法生存。

We couldn't ____ ____ plants.

5. 一些植物甚至可以帮助净化空气。

Some plants can even help ____ _ ____.

B. 句型转换

1. Plants produce oxygen for us. (同义句转换)

Plants produce oxygen ____ _ ____.

2. Trees provide shelter for many animals. (对画线部分提问)

____ ____ trees provide shelter for?

3. We need plants to live. (改为否定句)

We ____ ____ plants to live.

4. Plants are important because they give us food. (对画线部分提问)

____ ____ plants important?

5. The little plant can survive in the desert. (改为一般疑问句)

____ the little plant ____ in the desert?

6. They have planted 200 trees in the park. (对画线部分提问)

____ ____ trees have they planted in the park?

五、A. 选词填空

阅读短文，从方框中选择适当的词并用其正确形式填空，使短文通顺、意思完整。

produce, protect, provide, survive, keep, grow, need, clean, important, because

Plants are one of the most 1____ things on Earth. They 2_______ oxygen for us to breathe, and they 3______ food for people and animals. Plants help 4______ the air 5______, and they 6 ______the soil from being blown away. Many animals 7______ plants to live. Some plants can 8______ in very harsh environments, 9______ they have special ways to get water and 10_______.

B. 补全对话

根据下面的对话情景，在每个空白处填上一个适当的句子，使对话的意思连贯、完整。

A: Hi! What are you doing?

B: 11_______ I'm reading a book about plants.

A: Why are you interested in plants?

B: 12_______ They are really important for us.

A: Can you tell me some of their functions?

B: Sure. 13_______ And they also provide food for us.

A: That's true. 14_______

B: Yes, we should plant more trees and protect them.

A: I agree. 15_______

B: Good idea! Let's do it this weekend.

A．Because they help us in many ways.

B．I'm learning about the power of plants.