题目内容：

We are lucky to live in a rich country where we have many things. However， most of us usually  _________ some things.

Electricity is one thing that we waste ___________. Lights， TVs， _________and other things are often kept on even when no one is using them. We should turn them off when we do not need them. It _________ less than a second to do it. Anyhow， not wasting electricity save money， because we do not have to _________ the electricity we do not use.

The second thing that we often waste is water. Fresh water is precious，_________it shouldn’t be wasted.It is only a simple matter of turning off a tap. I am sure _________ can do this easily if he wants to.

_________ big waste is food. My mother_________ cook so much food that much of it was thrown away. I told her we had wasted so much _________  . She thought I was right and now cooks __________ what we can eat.

It is not  _________   to be wasteful. I find there is a simple _________ of not wasting things. That is to use only what we  _________ . Do not touch what we do not need. _________ this way we can stop being wasteful.

1.A. use          B. wash        C. waste       D. forget .

2.A. little       B. most        C. few         D. least

3.A. radios       B. apples     C. bikes       D. doors

4.A. brings      B. costs      C. keeps        D. takes

5.A. afford      B. save       C. pay for      D. care for

6.A. though       B. because    C. so          D. but

7.A. nobody       B. something   C. everybody  D. nothing

8.A. Others       B. Other       C. Another     D. The other

9.A. planned to   B. used to     C. was able to  D. was afraid to

10.A. electricity B. water      C. food         D. money

11.A. mainly      B. only       C. mostly      D. specially

12.A. right      B. fine       C. bad         D. necessary

13.A. way        B. thing       C. plan        D. project

14.A. buy        B. need       C. bring        D. get

15.A. On         B. In          C. For         D. At