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

**基本信息** 本同步练习以“基础巩固-能力提升-综合应用”分层设计，通过词汇句型夯实、语境应用强化到语篇理解深化的路径，系统培养语言能力与思维品质，适配新授课知识内化需求。 **分层设计** |层次|知识覆盖|设计特色| |----|----------|----------| |基础知识速记|核心词汇（音标、拼写）与基础句型|单词/词组默写直接对标基础考点，强化记忆| |能力提高|词汇在语境中的灵活运用（首字母填空、句型转换）及语篇补全|选词填空与补全对话强化语言应用能力，衔接基础与综合| |拔高练习|语篇层面的综合理解与逻辑分析（完形填空、阅读理解）|完形填空注重上下文逻辑推理，阅读理解培养信息提取能力|

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. C．They produce oxygen for us to breathe. D．We should take action to protect plants. E．Shall we go to the park to plant some trees? F．Do you think we need to protect plants? G．Plants can also keep the soil in place. III 拔高练习 六、完形填空 阅读下面短文，从每题所给的A、B、C三个选项中，选出可以填入空白处的最佳选项。 Plants are everywhere around us. They are 1____ to life on Earth. Without plants, we couldn't 2______. Plants produce oxygen, which all living things need to breathe. They also 3____ food for people and animals. Most of our food comes from plants, like fruits, vegetables and grains. Plants can also 4____ the environment. They help keep the air 5______ by taking in harmful gases. Trees can stop the wind from blowing away the soil, and they provide 6______ for birds and other animals. Some plants even have special uses. For example, some can be used as medicine to 7______ illnesses. Plants grow almost everywhere, from the hot desert to the cold mountain. They can 8____ in different environments because they have different ways to get water and sunlight. We should 9______ plants and take good care of them. Remember, 10____ plants, our Earth would be a very different place. 1. A. harmful B. important C. useless 2. A. survive B. work C. play 3. A. buy B. offer C. provide 4. A. destroy B. protect C. pollute 5. A. dirty B. warm C. clean 6. A. food B. shelter C. water 7. A. treat B. cause C. get 8. A. die B. grow C. sleep 9. A. cut B. harm C. protect 10. A. with B. without C. for 七、阅读理解 Plants are our silent friends. They do a lot for us every day. First, plants produce oxygen. When we breathe in, we take in oxygen and breathe out carbon dioxide. Plants take in carbon dioxide and produce oxygen. This helps keep the air clean and fresh. Second, plants provide us with food. We eat fruits, vegetables, and grains that come from plants. Even the meat we eat comes from animals that eat plants. Third, plants help protect the environment. Trees keep the soil from being washed away by rain. They also provide shelter for birds and small animals. Some plants can even help clean dirty water. For example, water lilies can take in harmful things from the water. Plants also make our world beautiful. Flowers and trees make our cities and countryside look nicer. We should thank plants for all they do. We need to protect them by planting more trees and not cutting down forests. 1. What do plants produce for us to breathe? A. Carbon dioxide. B. Oxygen. C. Water. 2. Where does most of our food come from? A. Animals. B. Plants. C. Both A and B. 3. How do trees protect the environment? A. They keep the soil from being washed away. B. They provide shelter for animals. C. Both A and B. 4. What can water lilies do? A. Take in harmful things from water. B. Produce more oxygen. C. Provide food for fish. 5. What should we do to protect plants? A. Cut down more forests. B. Plant more trees. C. Throw rubbish on plants. 参考答案 一、单词默写 1. root；2. stem；3. leaf；4. produce；5. oxygen；6. protect；7. provide；8. energy；9. survive；10. harmful 二、词组默写 1. produce oxygen；2. protect the soil；3. provide...for；4. get energy from；5. survive； 6. be harmful to；7. keep the air clean；8. stop the soil from being washed away；9. for example；10. on Earth 三、单词拼写 A. 1. produce；2. protect；3. provide；4. energy；5. survive B. 6. roots；7. produce；8. Oxygen；9. harmful；10. survive 四、A. 根据汉语完成句子 1. on Earth；2. stop; from；3. get; from；4. survive without；5. clean the air B. 句型转换 1. for us to breathe；2. Who do；3. don't need；4. Why are；5. Can; survive；6. How many 五、A. 选词填空 1. important；2. produce；3. provide；4. keep；5. clean；6. protect；7. need；8. survive；9. because；10. grow B. 补全对话 11. B；12. A；13. C；14. F；15. E 六、完形填空 1.B；2.A；3.C；4.B；5.C；6.B；7.A；8.B；9.C；10.B 七、阅读理解 1.B；2.C；3.C；4.A；5.B 学科网（北京）股份有限公司 $