A robot cannot think or do things alone. People use a computer to control it. Today, robots are not very popular because they are too expensive, but they are very useful. They can help us save a lot of time and work. A robot can do the same work for 24 hours and it does not complain or get tired. In the future, scientists will design many types of intelligent robots. Their robots will be able to do many more complicated things. However, some people do not like robots. They fear that one day robots will be too powerful.

1.Why do people use a computer to control a robot?

A.Because it can save time and work

B.because it cannot think or do things alone

C.because it is too expensive

D.because it is very useful

2.Which of the following statements is NOT TRUE according to the text?

A.people use computer to control robots

B.robots cannot do the same work for 24 hours

C.robots do not get tired of working

D.people use robots as security guards in some important places in the US

3.the word "it"in the text refers to..................

A.a robot b.a computer c.work d.the US

4.in japan,people use robots in factories to.................

A.guard important places

B.do many more complicated things

C.build cars

D.listen to certain noises

5.some people fear that one day robots....................

A.will be busier than humans

B.will do compicated things

C.will have too much power

D.will make too much noise