Unit8 Our Blue Planet重点词汇短语句子专项训练-2025-2026学年仁爱科普版七年级下册英语

仁爱科普版七年级下册英语 Unit8 Our Blue Planet重点词汇短语句子专项训练 （满分100分） 一、词汇辨析（从括号内选择正确单词填空，每小题1分，共10分） 1. The blue sea ______ (covers, cover) about 71 percent of the earth's surface. 1. Most of the water on the earth is ______ (salt, salty) water in the sea. 1. It's ______ (harm, harmful) to throw rubbish into the river. 1. We should do our best to ______ (protect, protection) our blue planet. 1. The ______ (pollute, pollution) of the air makes people easy to get sick. 1. All living things ______ (depend, depend on) the sun for light and heat. 1. We need to keep the ______ (ecological, ecology) balance of the nature. 1. The ______ (die, death) of many sea animals is caused by water pollution. 1. He is interested in studying the ______ (relationship, relate) between humans and nature. 1. We should save every ______ (drop, drops) of water in our daily life. 二、用括号里单词的正确形式完成句子（每小题1分，共10分） 1. My sister ______ (learn) about the earth's ecosystems at school these days. 2. It's important for us ______ (save) the endangered animals around the world. 3. Look! They ______ (plant) trees near the lake to protect the environment now. 4. The river ______ (become) much cleaner since the government took action. 5. We hope ______ (live) in harmony with nature forever. 6. Air pollution ______ (do) great harm to our health for a long time. 7. If we ______ (not stop) polluting the sea, many sea creatures will die out. 8. He enjoys ______ (read) books about the natural world in his free time. 9. We ______ (hold) an environmental protection activity next World Earth Day. 10. Don't forget ______ (turn) off the tap when you finish washing your hands. 三、用括号里中文提示及句意完成句子（每小题1分，共20分） 1. About 71% of the earth's surface is ______ (覆盖) by water. 2. We should ______ (阻止) people from cutting down too many trees. 3. The ______ (北极熊) are in danger because the ice is melting. 4. It's our duty to protect the ______ (自然的) world around us. 5. Many animals are losing their ______ (家园) because of deforestation. 6. We can ______ (吸收) harmful gases by planting more trees. 7. The ______ (污染) of water has become a big problem in some areas. 8. All living things on the earth ______ (依靠) water to live. 9. We need to take ______ (行动) to protect our blue planet at once. 10. The ______ (沙漠) will take up more land if we don't plant trees. 11. It's necessary to keep the ______ (平衡) of the ecosystem. 12. She wants to be an ______ (环境保护者) to protect the earth. 13. Many rare animals are in danger of ______ (灭绝). 14. We should ______ (再利用) plastic bottles to reduce waste. 15. The earth is our only ______ (家园) in the solar system. 16. Factories should stop pouring ______ (脏的) water into rivers. 17. We can ______ (节约) energy by turning off the lights in time. 18. The ______ (氧气) produced by trees is important for all living things. 19. People should pay more ______ (注意) to environmental protection. 20. Our ______ (未来) depends on the choices we make today for the earth. 四、重点短语 英译汉（每小题1分，共20分） 1. our blue planet 2. cover the surface of 3. salt water 4. fresh water 5. do harm to 6. be harmful to 7. protect the environment 8. depend on 9. keep the ecological balance 10. in danger 11. die out 12. take action 13. cut down trees 14. absorb harmful gases 15. produce oxygen 16. live in harmony with 17. save water/energy 18. reduce waste 19. pour dirty water 20. the future of the earth 五、汉译英，根据中文提示补全句子，一空一词（共20分） 1. 地球是太阳系中我们唯一能居住的星球。 The earth is the only planet we can ______ ______ in the solar system. 2. 太多的塑料垃圾对海洋生物有害。 Too much plastic waste ______ ______ ______ sea creatures. 3. 我们应该立刻采取行动阻止水污染。 We should ______ ______ at once to stop ______ ______. 4. 所有的生物都依靠太阳获得光和热。 All living things ______ ______ the sun ______ light and heat. 5. 种树可以帮助吸收有害气体并制造氧气。 Planting trees can help ______ ______ ______ and ______ oxygen. 6. 由于气候变化，许多动物正处于危险之中。 Many animals are ______ ______ because of ______ ______. 7. 节约用水对我们来说是非常重要的。 ______ ______ is very important ______ us. 8. 我们必须与自然和谐相处。 We must ______ ______ ______ ______ nature. 9. 地球的未来取决于每一个人的努力。 The future of the earth ______ ______ everyone's efforts. 10. 让我们一起努力让我们的蓝色星球更美丽。 Let's work together to make our ______ ______ more beautiful. 六、句型转换（每小题2分，共20分） 1. We should protect the blue planet well.（改为被动语态） The blue planet should ______ ______ well by us. 2. About 71 percent of the earth's surface is covered by water.（对划线部分提问） ______ ______ of the earth's surface is covered by water? 3. Water pollution makes many sea animals die.（改为同义句） Water pollution ______ great harm ______ many sea animals. 4. They are planting trees to protect the environment now.（改为否定句） They ______ ______ trees to protect the environment now. 5. We can save water by turning off the tap in time.（对划线部分提问） ______ ______ we save water? 6. The polar bears are in danger because the ice is melting.（对划线部分提问） ______ ______ the polar bears in danger? 7. It takes us two hours to clean the park every weekend.（用spend改写） We ______ two hours ______ the park every weekend. 8. We will have a better earth if we protect it.（对划线部分提问） ______ ______ we have a better earth? 9. He knows a lot about protecting the natural world.（改为否定句） He ______ ______ a lot about protecting the natural world. 10. Let's take action to protect our blue planet.（改为反意疑问句） Let's take action to protect our blue planet, ______ ______? 参考答案 一、词汇辨析. 1. covers 2. salt 3. harmful 4. protect 5. pollution 6. depend on 7. ecological 8. death 9. relationship 10. drop 二、用括号里单词的正确形式完成句子. 1. is learning 2. to save 3. are planting 4. has become 5. to live 6. has done 7. don't stop 8. reading 9. will hold/are going to hold 10. to turn 三、用括号里中文提示及句意完成句子. 1. covered 2. stop/prevent 3. polar bears 4. natural 5. homes 6. absorb 7. pollution 8. depend on 9. action 10. desert 11. balance 12. environmental protector 13. dying out 14. reuse 15. home 16. dirty 17. save 18. oxygen 19. attention 20. future 四、重点短语 英译汉. 1. 我们的蓝色星球 2. 覆盖……的表面 3. 海水；盐水 4. 淡水 5. 对……有害 6. 对……有害 7. 保护环境 8. 依靠；依赖 9. 保持生态平衡 10. 处于危险中 11. 灭绝；消亡 12. 采取行动 13. 砍伐树木 14. 吸收有害气体 15. 制造氧气 16. 与……和谐相处 17. 节约用水/能源 18. 减少浪费 19. 排放污水 20. 地球的未来 五、汉译英，根据中文提示补全句子. 1. live on 2. is harmful to 3. take action; water pollution 4. depend on; for 5. absorb harmful gases; produce 6. in danger; climate change 7. Saving water; for 8. live in harmony with 9. depends on 10. blue planet 六、句型转换. 1. be protected 2. What percent 3. does; to 4. aren't planting 5. How can 6. Why are 7. spend; cleaning 8. How will 9. doesn't know 10. shall we 学科网（北京）股份有限公司 $