题目内容：

    We live in the age(时代) of the computer. People_______scientists, teachers, writers and even students use computers _______ all kinds of work. But more than 30 years ago, _______couldn’t do much. They were very_______and expensive. Very_______people were interested in them and knew_______to use them. Today computers are smaller and _______.But they can do a lot of work, many people like to use them. Some people_______have them at home.

Computers become very important because they can work_______ than people and make fewer mistakes. Computers can________ people do a lot of work. Writers now use computers to________.________use them to help teaching. Students use them to ________. Computers can also remember what you________them. Computers are very useful and________. They are our friends. Do you want to have a computer?

1.A.like B.as C.and

2.A.do B.to do C.doing

3.A.students B.scientists C.computers

4.A.big B.small C.light

5.A.few B.a few C.little

6.A.what B.how C.who

7.A.cheap B.cheaper C.more expensive

8.A.even B.still C.already

9.A.fast B.faster C.slow

10.A.help B.make C.stop

11.A.write B.play C.study

12.A.Workers B.Doctors C.Teachers

13.A.sing B.study C.dance

14.A.put in B.put on C.put into

15.A.interesting B.helpful C.fun