We live in the computer age. People use computers to do much of their work. But few people know how to look after them. Remember the following when you use your computer:

 ① Keep your computer in a cool ,dry room. Too much or too little heat is bad for computers. Damp (潮濕) is also bad for them.

 ② Do not let people smoke near your computer. Smoke of all kinds is very bad for many parts of a computer.

 ③ Do not eat or drink when you are near your computer. Pieces of food and a little water in the keyboard are also bad for a computer.

1.Computers can ____ people to do a lot of work.

   A. help      B. make        C. use

2.Few people know how to_____ their computers.

   A. look for   B. take care of   C. look at

3.A computer works well at a temperature of _____.

   A. 0℃       B. 35℃        C. 20℃

4.Is smoking good or bad for many parts of a computer?

   A. good      B. bad         C. I don’t know.

5.A dirty screen or a very bright screen is ______ for your eyes.

A. helpful     B. good        C. bad

 

【答案】

 

1.A

2.B

3.C

4.B

5.C

【解析】

1.第一句內(nèi)容，可知答案為A

2.根據(jù)文章內(nèi)容few people know how to look after them. Remember the following when you use your computer:可知答案為B

3.根就文章內(nèi)容可知道答語只有C，

4.根據(jù)文章內(nèi)容Pieces of food and a little water in the keyboard are also bad for a computer.可知答案為B

5.根據(jù)文章內(nèi)容④ Keep your screen clean and do not have it too bright. They are bad for your eyes. Make sure the screen is not too far from or too near to your eyes. Some people use different glasses to protect their eyes when they use a computer.

大意，可知答案為C

 

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