1.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.
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.
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 your eyes. Some people use different glasses to protect their eyes when they use a computer.
【小题1】Computers can people to do a lot of work.
A.use | B.help | C.make | D.take |
A.look at | B.try out | C.look for | D.take care of |
A.0℃ | B.-5℃ | C.20℃ | D.35℃ |
A.Yes,it is. | B.No,it isn't. | C.Yes,a little. | D.Not at all. |
A.bad | B.good | C.useful | D.helpful |