Unit 3 A Green Earth, a Better Home课时8 Self-assessment 部分课时练习2026-2027学年仁爱科普版英语九年级上册

**基本信息** 本练习通过基础-进阶-综合三层设计，实现从词汇句型到语篇应用的渐进式巩固，适配新授课语言能力培养与环保主题文化意识渗透。 **分层设计** |层次|知识覆盖|设计特色| |----|----------|----------| |基础层|核心词汇（音标/中文写词）、基础词组、简单句型|单词默写（如/lʌŋ/写lung）、连词成句（Earth is our only home），夯实语言能力基础| |进阶层|词汇语境运用、基础句子翻译|选词填空（环保主题语篇）、翻译（地球呼救等核心句），衔接基础与综合应用| |综合应用层|语篇理解、综合写作|阅读理解（环保短文）、写作（绿色生活征文），提升思维品质与跨文化表达能力|

2026-2027学年仁爱版九年级上 Unit 3 A Green Earth, a Better Home 课时8 Self-assessment 部分课时练习 一、单词默写（根据音标或中文写出英文单词） 1. ________ /lʌŋ/ n. 肺 2. ________ /prɪˈvent/ v. 阻止；预防 3. ________ /rɪˈdjuːs/ v. 减少 4. ________ /ˈpjuːnɪʃ/ v. 惩罚 5. ________ /ˈefət/ n. 努力 6. ________ /ˈjuːnɪvɜːs/ n. 宇宙 7. ________ /ɪnˈvaɪrənmənt/ n. 环境 8. ________ /pəˈluːʃn/ n. 污染 二、词组默写（根据中文写出英文词组） 1. 尽一切可能去做某事 __________________________ 2. 尽某人最大努力 __________________________ 3. 引起巨大的变化 __________________________ 4. 共同行动 __________________________ 5. 采取行动 __________________________ 6. 保护环境 __________________________ 三、根据要求完成句子（用所给中文提示补全英文句子，每空一词） 1. 地球是我们唯一的家园，但我们并没有好好照顾它。 Earth is our only home, but we are not taking good ______ of it. 2. 地球正在呼救！ Earth is ______ for help! 3. 我们应该尽一切可能来防止污染。 We should do ______ possible to ______ pollution. 4. 众所周知，小的行动可以带来巨大的改变。 As we all know, small ______ can make a big ______. 5. 毕竟，我们在宇宙中只有一个家园星球。 ______ all, we have only one home planet in the ______. 四、连词成句（将下方带横线的单词按正确顺序排列，组成一个完整的句子） 1. only, is, home, Earth, our .  2. crying, help, is, for, Earth .  3. possible, should, everything, we, do .  4. can, big, a, difference, make, acts, small .  5. need, greater, make, we, efforts, to .  五、选词填空（从方框中选择适当的单词填入空白处，每词限用一次） pollution prevent reduce technology government punish effort universe environment insects Earth is our only home, but we are not taking good care of it. Many factories are polluting the air and water, and many farmers are polluting the soil when they use harmful things to kill (1) ______. Other (2) ______ are also becoming more and more serious. Earth is crying for help! What can we do to save our home Earth? Most importantly, we should do everything possible to (3) ______ pollution. For example, factories should use modern (4) ______ to stop producing pollution, or the (5) ______ should (6) ______ them. We should then try our best to (7) ______ pollution. As we all know, small acts can make a big difference, and we can make it happen if we act as one. Also, don't forget to plant more trees, because trees are the lungs of Earth and can help clean the air. There is always more to do, and we also need to make greater (8) ______ to save Earth. After all, we have only one home planet in the (9) ______. Protecting the (10) ______ is everyone's responsibility. 六、翻译（根据中文意思，将下列句子翻译成英文） 1. 地球是我们唯一的家园，但我们并没有好好照顾它。   2. 地球正在呼救！   3. 我们应该尽一切可能来防止污染。   4. 植树很重要，因为树木是地球的肺。   5. 毕竟，我们在宇宙中只有一个家园星球。   七、阅读理解（阅读下面的短文，从每题所给的A、B、C、D四个选项中选出最佳选项） Earth — Our Only Home Earth is our only home, but we are not taking good care of it. Many factories are polluting the air and water, and many farmers are polluting the soil when they use harmful things to kill the insects. Other pollutions are also becoming more and more serious. Earth is crying for help! What can we do to save our home Earth? Most importantly, we should do everything possible to prevent pollution. For example, factories should use modern technology to stop producing pollution, or the government should punish them. We should then try our best to reduce pollution. As we all know, small acts can make a big difference, and we can make it happen if we act as one. Also, don't forget to plant more trees, because trees are the lungs of Earth and can help clean the air. There is always more to do, and we also need to make greater efforts to save Earth. After all, we have only one home planet in the universe. ( )1. Why is Earth crying for help? A. Because it is too old. B. Because it is being polluted in many ways. C. Because it has no water. D. Because people have left it. ( )2. What should factories do to prevent pollution according to the passage? A. They should stop production. B. They should use modern technology. C. They should move to other places. D. They should pay more taxes. ( )3. What does the author say about small acts? A. They are not important. B. They can make a big difference. C. They are a waste of time. D. They are only for children. ( )4. Why are trees important according to the passage? A. They provide food for people. B. They are the lungs of Earth and can clean the air. C. They are beautiful. D. They provide wood for building. ( )5. What is the main idea of the passage? A. Earth is very old. B. We should protect our environment. C. Factories are harmful. D. Trees are important. 八、完形填空（阅读下面的短文，从每题所给的A、B、C、D四个选项中选出最佳选项） Earth is our unique home in the whole universe. We are supposed to (1) ______ it well. Unluckily, our living environment is (2) ______ great challenges. Lots of factories give out waste gas and dirty water to (3) ______ the natural surroundings. Some farmers destroy the land (4) ______ improper farming ways. More terrible troubles appear one after another. Our planet is badly in (5) ______ of help. How can we deal with these problems? To begin with, factories ought to (6) ______ new methods to cut down pollution. If they break environmental rules, the local government has the duty to (7) ______ them strictly. Besides, every citizen should spare no (8) ______ to live a green life. Tiny daily actions can (9) ______ a great influence on our earth. What’s more, we are supposed to grow plenty of trees (10) ______ they can take in harmful gases and refresh the air. We must devote ourselves to protecting our living place. We should spare no (11) ______ to improve the environment. (12) ______ we take action right now, the earth will become worse and worse. We should also learn to recycle waste things instead of (13) ______ them away casually. We can take public transport instead of driving private cars to (14) ______ energy. (15) ______ all, we have no other place to live except the earth. ( )1. A. guard B. build C. find D. choose ( )2. A. creating B. facing C. providing D. offering ( )3. A. protect B. improve C. destroy D. discover ( )4. A. by B. with C. through D. in ( )5. A. need B. trouble C. danger D. hope ( )6. A. create B. introduce C. introduce D. adopt ( )7. A. warn B. punish C. praise D. accept ( )8. A. effort B. time C. money D. chance ( )9. A. cause B. produce C. have D. build ( )10. A. so B. because C. though D. but ( )11. A. ways B. efforts C. ideas D. skills ( )12. A. If B. Unless C. When D. Though ( )13. A. throw B. threw C. throwing D. to throw ( )14. A. save B. waste C. produce D. spend ( )15. A. After B. In C. At D. For 九、写作（根据提示，写一篇短文介绍你保护环境的做法） 写作提示：假设你正在参加学校举办的“绿色生活”征文比赛。请你写一篇短文，介绍你在日常生活中为保护环境所做的努力。 要点： 1. 你做了什么（如：骑自行车上学、节约用水、回收利用、少用塑料袋等）； 2. 你从什么时候开始做这些事； 3. 你的努力带来了什么效果或影响； 4. 你未来的环保计划。 要求：1. 语句通顺，逻辑清晰；2. 不少于80词；3. 可适当发挥。 ___________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ 参考答案 一、单词默写 1. lung 2. prevent 3. reduce 4. punish 5. effort 6. universe 7. environment 8. pollution 二、词组默写 1. do everything possible to do 2. try one's best 3. make a big difference 4. act as one 5. take action 6. protect the environment 三、根据要求完成句子 1. care 2. crying 3. everything; prevent 4. acts; difference 5. After; universe 四、连词成句 1. Earth is our only home. 2. Earth is crying for help. 3. We should do everything possible. 4. Small acts can make a big difference. 5. We need to make greater efforts. 五、选词填空 1. insects 2. pollutions 3. prevent 4. technology 5. government 6. punish 7. reduce 8. efforts 9. universe 10. environment 六、翻译 1. Earth is our only home, but we are not taking good care of it. 2. Earth is crying for help! 3. We should do everything possible to prevent pollution. 4. Planting trees is important because trees are the lungs of Earth. 5. After all, we have only one home planet in the universe. 七、阅读理解 1. B 2. B 3. B 4. B 5. B 八、完形填空 1. A 2. B 3. C 4. A 5. A 6. D 7. B 8. A 9. C 10. B 11. B 12. B 13. C 14. A 15. A 九、写作（参考范文） My Efforts to Protect the Environment I have been trying to live a green life for the past two years. I believe that everyone can make a difference in protecting the environment. First of all, I have ridden my bike to school instead of taking the car for two years. This not only helps reduce air pollution but also keeps me healthy. Second, I have been used to thinking twice before throwing things away. I recycle paper boxes, plastic bottles, and glass jars. I also avoid using plastic bags when shopping. Third, I have joined a tree-planting club in my school. Every year on Tree-planting Day, we plant trees in our community. I am proud of what I have done, but I know there is still a lot more to do. I hope more people will join me in protecting our planet. Together, we can make the world a greener and better place for future generations. 学科网（北京）股份有限公司 $