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译林版八年级英语上册Unit 7 The natural world语法基础过关题
一、单词拼写与运用
根据句意及首字母或汉语提示完成单词。
1. The ocean ______ (生态系统) includes coral reefs and many sea animals.
2. Wetlands can ______ (贮存) a lot of water and prevent floods.
3. ______ (企鹅) live in cold places like Antarctica and can’t fly.
4. The ______ (气候) in this area is getting warmer because of pollution.
5. We need to ______ (防止) people from throwing rubbish into the river.
6. Coral ______ (礁) are home to thousands of sea creatures.
7. ______ (湿地) are important for protecting rare birds like red-crowned cranes.
8. Too much carbon dioxide in the air can ______ (导致) global warming.
9. The forest acts like a ______ (肺) of the earth, producing oxygen.
10. ______ (不幸地), many ecosystems are being damaged by human activities.
11. There are ______ (相当多) rare plants in this nature reserve.
12. The ______ (项目) aims to protect the balance of the local ecosystem.
13. ______ (沙质的) beaches are home to many small sea animals.
14. People should use ______ (环保的) products to reduce harm to nature.
15. The ______ (系统) of rivers and lakes in this area is very complex.
二、语法填空
用括号内所给词的适当形式填空。
1. Wetlands are important ______ they provide homes for many animals.
2. We can plant more trees, ______ they can absorb carbon dioxide.
3. He tried to stop the pollution, ______ it was still getting worse.
4. Is the problem caused by humans ______ by natural changes
5. The ecosystem is fragile, ______ we must protect it.
6. You can join the project ______ you can donate money to support it.
7. The river is clean ______ clear, and many fish live in it.
8. She knows a lot about ecosystems, ______ she is only 12 years old.
9. We should reduce waste, reuse things ______ recycle materials.
10. Is this rare bird living in the wetland ______ in the forest
11. The climate is changing, ______ many animals are losing their homes.
12. He studied hard ______ learned a lot about environmental protection.
13. We can’t go hiking today ______ it’s raining heavily.
14. Do you prefer to visit the coral reef ______ the rainforest
15. The project is difficult ______ meaningful, so we will continue it.
三、用所给词的适当形式填空
1. Thank you for ______ (protect) the fragile ecosystem.
2. The ______ (damage) to the coral reef is caused by pollution.
3. Instead of ______ (waste) water, we should save it.
4. How many ______ (wetland) are there in this province
5. Our teacher ______ (advise) us to learn more about wildlife protection.
6. The ______ (environment) problem needs everyone’s attention.
7. She is proud of ______ (she) for taking part in the project.
8. ______ (we) class visited a nature reserve last week.
9. The red-crowned cranes fly ______ (gentle) over the wetland.
10. ______ (hope), more people will join in ecosystem protection.
四、用所给动词的适当形式填空（含固定搭配）
1. Let’s ______ (go) ______ (study) the local ecosystem this weekend.
2. You ______ (not have to) ______ (be) an expert to help protect nature.
3. It’s time ______ (take) action to save the rare animals.
4. How about ______ (set up) a club for environmental protection
5. Cutting down too many trees ______ (lead to) soil erosion.
6. They enjoy ______ (watch) birds in the wetland in their free time.
7. The teacher asks us ______ (write) a report on ecosystem balance.
8. ______ (prevent) pollution is important for a healthy ecosystem.
9. She ______ (try) to spread knowledge about coral reef protection.
10. ______ (keep) the ecosystem balanced helps all living things.
五、句型综合训练
1. Wetlands provide food for red-crowned cranes.（对划线部分提问）
______ ______ wetlands provide
2. The ecosystem is damaged by pollution.（对划线部分提问）
______ ______ the ecosystem damaged
3. We protect nature because it is important for our life.（对划线部分提问）
______ ______ we protect nature
4. We should use environment-friendly products.（改为否定句）
We ______ ______ to use environment-friendly products.
5. Human activities caused the damage to the ecosystem.（改为一般疑问句）
______ human activities ______ the damage to the ecosystem
6. This nature reserve belongs to the local government.（改为同义句）
This is ______ ______ ______.
7. They study ecosystems every year.（用last year改写）
They ______ ecosystems last year.
8. The problem is too serious for us to solve alone.（用so...that改写）
The problem is ______ serious ______ we can’t solve it alone.
9. People often see rare birds in this wetland.（改为被动语态）
Rare birds ______ often ______ in this wetland.
10. What about joining the environmental project （改为同义句）
______ ______ join the environmental project
六、固定搭配与短语填空
1. Wetlands can ______ ______ ______（吸收）carbon dioxide from the air.
2. We must ______ ______ ______（采取行动）to protect the coral reefs.
3. ______ ______ ______（相当多）rare animals live in the northeast wetlands.
4. Human activities ______ ______（导致）the damage to the ecosystem.
5. ______ ______ ______（事实上）, a balanced ecosystem is good for all life.
6. They plan to ______ ______（建立）a new nature reserve next year.
7. Don’t ______ ______（造成伤害）to wildlife in the forest.
8. We should ______ ______（摆脱）bad habits that harm the environment.
9. Everyone can ______ ______ ______（起作用）in protecting the natural world.
10. ______ ______ ______（总之）, protecting the ecosystem is protecting ourselves.
答案
一、单词拼写与运用
1. ecosystem 2. store 3. Penguins 4. climate 5. prevent 6. reef 7. Wetlands 8. lead to 9. lung 10. Sadly 11. quite a few 12. project 13. Sandy
14. environment-friendly 15. system
二、语法填空
1. so 2. and 3. but 4. or 5. so 6. or 7. and 8. but 9. and 10. or 11. so 12. and 13. because 14. or 15. but
三、用所给词的适当形式填空
1. protecting 2. damage 3. wasting 4. wetlands 5. advises 6. environmental 7. herself 8. Our 9. gently 10. Hopefully
四、用所给动词的适当形式填空
1. go; to study 2. don’t have to; be 3. to take 4. setting up 5. leads to
6. watching 7. to write 8. Preventing 9. tries 10. Keeping
五、句型综合训练
1. What do 2. How is 3. Why do 4. shouldn’t have 5. Did; cause
6. the local government’s nature reserve 7. studied 8. so; that 9. are; seen
10. Why not
六、固定搭配与短语填空
1. absorb 2. take action 3. Quite a few 4. lead to 5. In fact 6. set up
7. do harm 8. get rid of 9. play a part 10. In a word

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