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外研版七年级上册Unit5 The Power of plants基础知识+随堂练
核心语法:
1. 名词不规则复数：leaf leaves；变f/fe为v再加 es
2. grow 变形：grow grew grown；名词growth
3. 固定搭配：with the help of… 在……的帮助下；be important for…对……重要
4. need sth. to do sth. 需要某物去做某事，后接不定式to do
5. help sb. (to) do sth. 帮助某人做某事，to可以省略
高频易错点:
1. leaf复数leaves，不要写成leafs
2. use useful useless；useless表示无用的，不要漏后缀 less
3. protect(v.)→protection(n.)，不要漏 tion后缀
4. nature(名词)自然；natural(形容词)自然的，词性不要混用
5. important → importance名词“重要性”，后缀 ance易错
6. pollute动词；pollution不可数名词污染，不能加s
7. alive形容词“活着的”，只能作表语，不能放在名词前作定语
8. disappear 否定前缀dis ，不要漏写dis
9. grow into 长成……，介词into不可改为to
10. with the help of 固定短语，介词用with，不用under
一、本单元单词测试（汉译英）
中小学教育资源及组卷应用平台
1. 力量 n. __________
2. 植物 n. __________
3. 种子 n. __________
4. 根 n. __________
5. 茎；干 n. __________
6. 叶子 n. __________
7. 花朵 n. __________
8. 果实 n. __________
9. 生长 v. __________
10. 发芽 v. __________
11. 土壤 n. __________
12. 阳光 n. __________
13. 水分 n. __________
14. 空气 n. __________
15. 呼吸 v. __________
16. 产生；制造 v. __________
17. 氧气 n. __________
18. 有用的 adj. __________
19. 医药；药 n. __________
20. 木材 n. __________
21. 遮蔽；庇护 n.&v. __________
22. 保护 v. __________
23. 自然 n. __________
24. 环境 n. __________
25. 活着的 adj. __________
26. 仅仅 adv. __________
27. 消失 v. __________
28. 重要的 adj. __________
29. 目的 n. __________
30. 污染 v.&n. __________
二、词性转换（根据提示变形）
1. plant (n.) → ________ (复数)
2. leaf (n.) → ________ (复数)
3. grow (v.) → ________ (过去式)
4. grow (v.) → ________ (n.生长)
5. use (v.) → ________ (adj.有用的)
6. use (v.) → ________ (adj.无用的)
7. protect (v.) → ________ (n.保护)
8. nature (n.) → ________ (adj.自然的)
9. important (adj.) → ________ (n.重要性)
10. pollute (v.) → ________ (n.污染)
三、短语互译
1. the power of plants ________________________
2. come out ________________________
3. take in water ________________________
4. make oxygen ________________________
5. be good for ________________________
6. in nature ________________________
7. protect the environment ________________________
8. 依靠；依赖 ________________________
9. 从……获得能量 ________________________
10. 活着；生存 ________________________
四、词形填空（用所给词适当形式填空）
1. Many green ________ (plant) grow in the garden.
2. There are many green ________ (leaf) on the tree.
3. The little seed ________ (grow) into a big tree last year.
4. The ________ (grow) of plants needs sunshine and water.
5. Trees are very ________ (use) to our world.
6. We need the ________ (protect) of forests.
7. We should enjoy ________ (nature) beauty around us.
8. Everyone knows the ________ (important) of green plants.
9. Too much ________ (pollute) is bad for living things.
10. Plants help us ________ (make) fresh air every day.
五、根据首字母提示填空.
1. Green p________ give us fresh air to breathe.
2. A s________ can grow into a new plant with water and sunshine.
3. Plants take in water through their r________.
4. In spring, many flowers c________ out.
5. Plants need s________, water and air to live.
6. Trees can p________ us from strong sun.
7. We must protect our e________ and plant more trees.
8. It is i________ for us to learn about plants.
9. Some plants will d________ if there is no water.
10. Trees m________ oxygen for people and animals.
六、完形填空.
Plants are everywhere around us. They have great 1 . A small seed can grow 2 a tall tree. Plants need sunshine, water and soil 3 . Roots take in water from the ground. Leaves make food 4 the help of sunlight.Plants are very helpful. They produce oxygen for us to 5 . They give us fruit, wood and even medicine. They also help 6 our environment. Without plants, many living things cannot stay 7 .
Now our environment is in danger. Some plants may 8 because of pollution. It is 9 for us to plant more trees. Let’s learn more about nature and do something 10 for our green world.
( )1. A. time B. power C. luck
( )2. A. into B. for C. with
( )3. A. grow B. growing C. to grow
( )4. A. under B. with C. on
( )5. A. eat B. drink C. breathe
( )6. A. protect B. pollute C. waste
( )7. A. alive B. asleep C. alone
( )8. A. appear B. disappear C. come
( )9. A. difficult B. boring C. important
( )10. A. good B. bad C. little
七、汉译英.
1. 植物拥有巨大的力量。
Plants have ________ ________ ________.
2. 种子在阳光和水分下生长。
Seeds grow ________ sunshine and ________.
3. 植物为我们制造氧气。
Plants ________ ________ for us.
4. 我们应当保护环境。
We should ________ ________ ________.
5. 植物对所有生物都很重要。
Plants ________ ________ ________ all living things.

参考答案
一、本单元单词测试（汉译英）
1. power 2. plant 3. seed 4. root 5. stem 6. leaf 7. flower 8. fruit 9. grow 10. sprout
11. soil 12. sunshine 13. water 14. air 15. breathe 16. produce 17. oxygen 18. useful
19. medicine 20. wood 21. shelter 22. protect 23. nature 24. environment 25. alive
26. simply 27. disappear 28. important 29. purpose 30. pollute/pollution
二、词性转换
1. plants 2. leaves 3. grew 4. growth 5. useful
6. useless 7. protection 8. natural 9. importance 10. pollution
三、短语互译
1. 植物的力量 2. 开花；发芽 3. 吸收水分 4. 制造氧气 5. 对……有益
6. 在自然界中 7. 保护环境 8. depend on 9. get energy from 10. stay alive
四、词形填空
1. plants 2. leaves 3. grew 4. growth 5. useful
6. protection 7. natural 8. importance 9. pollution 10. (to) make
五、首字母填空
1. plants 2. seed 3. roots 4. come 5. sunshine
6. protect 7. environment 8. important 9. disappear 10. make
六、完形填空
1.B 2.A 3.C 4.B 5.C 6.A 7.A 8.B 9.C 10.A
七、汉译英
1. great power
2. with; water
3. make/produce oxygen
4. protect the environment
5. are important for

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