题目内容：

Computers are useful machines. They can help people a lot in their daily life. For example, they can help people to save much time to do much work, and they can help people to work out many problems they can’t do easily. Our country asks everyone to learn to use computers except the old people.

Today more and more families own computers. Parents buy computers for their children. They hope that computers can help them to improve their studies at school. But many of their children use computers to play games and watch videos. For most students, computers can not help them to study better but make them fall behind. So computers are locked in boxes by parents.

In some other countries, even some scientists also hate computers. They say computers let millions of people lose their jobs or bring them a lot of trouble. Will computers really bring trouble to people or can they bring people happiness? It will be decided by people themselves!

1.Why do we say the computer is a useful machine?

A. Because our country asks us to learn to use it.

B. Because it can help us a lot.

C. Because we can use it to play games.

D. Because it can help us to find jobs.

2.What do many parents complain about?

A. They complain that their children use computers to play games.

B. They complain that computers let them lose their jobs.

C. They complain that computers bring them a lot of trouble.

D. They complain that computers can’t bring them happiness.

3.In this passage we know computers ______.

A. also bring us trouble B. bring us happiness only

C. are hated by people D. are bad for people’s health