Unit 8 Our Blue Planet Lesson 2 Grammar in use 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 2 Grammar in use

课后练习

一、词型转换

1. sun（形容词）________2. health（形容词）________

3. danger（形容词）________4. luck（形容词）________

5. noise（形容词）________

二、短语翻译

1. 节约用水____       ____ 2. 海洋生物____       ____  

3. 水循环____       ____ 4. 淡水资源____       ____  

5. 水污染_____       ____  

三、根据句意及首字母或汉语提示补全单词

1. Water is very i__________ for all living things.

2. We should s__________ every drop of water.

3. The __________（海洋）covers a large part of the earth.

4. Most of the water on the earth is __________（咸的）water.

5. We need to protect our water __________（资源）.

四、用所给词的正确形式填空

1. Water __________ (cover) about 71% of the earth's surface.

2. We should try our best __________ (save) water.

3. There __________ (be) a lot of pollution in the river.

4. The __________ (drink) water in some areas is not enough.

5. It's important for us __________ (understand) the importance of water.

五、句型转换

1. We can only use about 1% of the water on the earth.（对划线部分提问）

__________ __________ water can we only use on the earth?

2. Water is important for all living things.（改为感叹句）

__________ __________ water is for all living things!

3. We should save water.（改为同义句）

We __________ __________ save water.

4. There is a lot of pollution in the river.（改为一般疑问句）

__________ __________ a lot of pollution in the river?

5. The rest is all sea water or ice.（改为否定句）

The rest __________ all sea water __________ ice.

六、完形填空

Water is very important 1.______ living things. Without water there can be 2.______ life on earth. All animals and plants need water. Man also needs water. We need water to drink, to cook and to clean 3.______. It even 4.______ the greater part of our bodies.

Water is almost everywhere. Even in the 5.______ places of the world, there is water in the air. However, we can only use about 1% of the water on the earth. The rest is all sea water or ice.

Now water 6.______ a big problem for us. We must try our best to save it. We should turn 7.______ the taps after using. And we can reuse