一、根据句意或所给提示填空。
1. After the picnic, remember to take away the dirty bags and o____ rubbish.
2. It's very late now. Don't ____/weɪst/ time on the mobile game.
3. It's made from wood. We draw and write on it. It's ____.
4. It's hard and usually transparent(透明的). It's used for making windows and bottles. It's ____.
5. We d____ our car to Sunshine Farm for the weekend and had a good time there.
6. Many years ago, the Whites used coal ____(keep) warm in winter.
7. ______(我们的大部分能源)comes from coal and oil.
8. We should not use ______(太多塑料)in daily life.

1. other 2. waste 3. paper 4. glass 5. drove 6. to keep 7. Most of our energy 8. too much plastic

二、从方框中选择合适的短语,并用其适当形式填空。
be bad for coal and oil come from clean things save energy
1. The girl ______ America. She is an exchange(交换) student here.
2. We can use water ______.
3. We should ______ because there isn't much ______ on Earth.
4. Playing with the mobile phone in the dark ______ your eyes.

1. comes from 2. to clean things 3. save energy, coal or oil 4. is bad for

( )1.Coal is ____ useful energy.

A.an
B.a
C./

C

( )2.Peter is clever. He collected many old newspapers and ____ them to make some flowers for his teacher last week.

A.saved
B.reused
C.recycles

B

( )3.Someone is ____ food. Let's go and stop him.

A.reusing
B.eating
C.wasting

C

( )4.Don't drive too ____. We don't have ____ energy now.

A.near; much
B.far; many
C.far; much

C 解析 energy 是不可数名词，前面要用 much 修饰；由第二句的句意“我们现在没有多少能源”可推断，第一句是在提醒对方“不要开太远”。故选 C。

( )5.We should cherish water because there's not ____ water in ____ places.

A.many; much
B.much; many
C.much; much

B