【仁爱版】市优质资源评比优秀作品八年级英语上册Unit4Topic3SectionC限时训练

八（上）Unit4 Topic 3 Sectionc
（限时训练）
一.单选
1.Nobody is sure _______ there is UFO.
A. where
B. how
C. whether
D. why
2.—I often see you _______ in the park, why?
—I’m too fat. I want to make myself _______.
A. run; thinner
B. run; thin
C. to run; thin
D. to run; thinner
3.. Don’t make me _______ the clothes. I’m too tired!
A. washing
B. to wash
C. wash
D. washed
4.____ you ____ the Internet is good for us ?
— Yes, of course.
A. Are; sure
B. Would ; mind
C. Are; believe
D. Are ; think
5.we an use the Internet for _____ movies. It is very wonderful.
A. watch
B. watching
C. to watch
D. watched
二．完形填空
Long ago computers were very big. They used a lot of energy. They were very 1 and few people could buy them. They were so 2that many people couldn’t use it.
Now computers are becoming smaller and smaller. They are very easy 3. Scientists make them 4 to use and more and more people have computers because computers are becoming cheaper and cheaper.
Computers can do much 5 work than we humans (人类). A computer can take the place of (代替) many people. Sometimes many people need a long time to do some work, while a computer can do it in a few seconds (几秒内). So computers work very 6 . Also, computers can do some 7 work that people can’t deal with (处理).
In our daily life, we can 8 ourselves by listening to music or watching movies online. We can also find some information for our work and 9. Computers make our life easier. For example, we can shop and chat face to face online. We can even 10 jobs on the Internet.
Now we are living in the “computer age”. People are using computers in every part of their life.
( )1.A. cheap B. expensive C. big D. small
( )2.A. difficult B. easy C. useful D. popular
( )3.A. carry B. to carry C. use D. to use
( )4.A. difficult B. more difficult C. easy D. easier
( )5.A. much B. more C. little D. less
( )6. slowly B. more slowly C. fast D. faster
( )7.A. easy B. fast C. slowly D. difficult
( )8 A. find B. help C. enjoy D. teach
( )9.A. study B. life C. family D. friends
( )10.. lose B. win C. do D. find
三．阅读理解
Many young people use computers, but few of them know how to look after them. Remember the following notice when you use your computer.
·Keep your computer in a cool, dry room. 1 Moisture (潮湿) is also bad for them. Most computers work best at a temperature of 5℃—30℃.
· 2 Smoke of all kinds is very bad for many parts of a computer and can cause many problems.
· 3 Pieces of food and even a little water in the keyboard can also cause many problems.
·Make sure that the keyboard and screen (屏幕) are the correct height (高度) for you. 4 ·Make sure the screen is the correct distance (距离) from your eyes. If you wear glasses, make sure these glasses are correct for using the computer. 5
·Keep you 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.
将下列句子的序号填在横线上，使短文完整。

A. Some people use a different pair of glasses when they use a computer.
B. Too much or too little heat (热量) is bad for computers.
C. Don’t eat or drink when you are ne ar your computer.
D. If they are not the correct height, you will get a backache.
E. Don’t let people smoke near your computer.
1 2. 3. 4. 5.
参考答案：
一．C A C A B
二．B A B D B C D C A D 三．B E C D A。