Many people use computers，but few of them know how to look after them.Remembering the following tips （提示） can be helpful when you use your computer.
●（1）AAToo much or too little heat （熱量） is bad for computers.Moisture （潮濕） is also bad for them.Most computers work best at a temperature of 5℃ - 30℃.
●Don't let people smoke （吸煙） near your computer. （2）DDSmoke can cause some other problems.
●（3）BBPieces of food and even a little water in the keyboard （鍵盤） can also cause many problems.
●Make sure that the keyboard and screen are the correct height for you. （4）CC
● Make sure the screen is the correct distance （距離） from your eyes.If you wear glasses，make sure these glasses are correct for using the computer. （5）FF
●Keep your screen clean and don't make it too bright.A dirty screen can hurt your eyes.A very bright screen can also be bad for your eyes.
| A.Keep your computer in a cool，dry room. B.Don't eat or drink when you are near your computer. C.If they are not the correct height，you will get a backache. D.Smoke of all kinds is very bad for many parts of a computer. E.Computers have been more and more important in our daily life. F.Some people use a different pair of glasses when they use a computer. |
【答案】A；D；B；C；F
【解答】
【點評】
聲明：本試題解析著作權(quán)屬菁優(yōu)網(wǎng)所有，未經(jīng)書面同意，不得復(fù)制發(fā)布。
發(fā)布：2024/7/11 8:0:9組卷：3引用：1難度：0.5
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