题目

完成下列句子
Many young people can use a computer ,but few of them know how to look after it .Remember the following tips when you use a computer .
Keep your computer in a cool ,dry room .Too much or too little heat is bad for computers .Damp（潮湿）is also bad for them .Most computers work best at a temperature of 5-10 degrees centigrade（摄氏度）
Do not let people smoke cigarettes near your computer .Smoke of all kinds is very bad for many parts of the computer and can cause many problems .
Do not eat or drink when you are near your computer .Pieces of food or drops of water on the keyboard （键盘）can also cause many problems .
Make sure that the keyboard and the screen are the correct height for you .If they are not correct ,you will get a backache .
Make sure the screen is the correct distance from your eyes .If you wear glasses ,make sure these glasses are correct for using the computer .Some people use a different pair of glasses when they use a computer .
Keep your scr

提问时间：2021-12-09

答案

 cool  dry

smoke  drink
so that
correct  than
look after