Unit 8 Our Blue Planet Lesson 4 Review 课后练习 2024-2025学年仁爱科普版（2024）七年级英语下册

Unit 8 Our Blue Planet  Lesson 4 Review

课后练习

一、词性转换

1. sun（名词） - ________（形容词）2. health（名词） - ________（形容词）

3. danger（名词） - ________（形容词）4. luck（名词） - ________（形容词）

5. noise（名词） - ________（形容词）

二、短语翻译

1. 节约用水 __________________2. 关灯 __________________

3. 捡起垃圾 __________________4. 重复使用瓶子 __________________

5. 种植树木 __________________

三、根据句意及首字母或汉语提示补全单词

1. We should s______ water because it's very important for us.

2. Don't l______ in public places. It's not a good behavior.

3. We can r______ some things, like paper and plastic bottles.

4. Planting more t______ can help make our earth more beautiful.

5. It's our duty to protect our ______（星球）.

四、用所给词的正确形式填空

1. We should try our best ______ (protect) our environment.

2. Don't keep the water ______ (run) when you brush your teeth.

3. It's necessary for us ______ (develop) good habits.

4. The ______ (pollute) air is bad for our health.

5. Let's start ______ (save) energy from now on.

五、句型转换

1. We should turn off the lights when we leave the room.（改为祈使句）

______________________ when you leave the room.

2. We can save water by taking shorter showers.（对划线部分提问）

______________________ we save water?

3. The earth is our home.（改为感叹句）

______________________ our home the earth is!

4. People cut down many trees every year.（改为被动语态）

Many trees ______________________ by people every year.

5. It's important to protect the environment.（改为同义句）

______________________ the environment is important.

六、完形填空

Environmental protection is one of the most important things in the world today. Our planet is in  1  because of pollution. We should do something to protect it.

First, we should save  2  . We can turn off the lights when we leave a room. We can also use  3  sides of the paper. Second, we should save water. Don't leave the tap  4  when we are not using it. Third, we should  5  air pollution. We can ride bikes or take buses instead of driving cars.

If we all do our part, our planet will become better and better.

1. A. danger  B. safety  C. trouble  D. silence

2. A. water   B. food   C. energy  D. money