What is the influence of computers？A、Teachers can use computers in the classroom.B、Each

The underlined sentence in Paragraph 2 means that ______.

A．the schools and parents are connected by the Internet so that teachers will leave school

B．parents can find out what happens with their children in school by visiting the Internet and so will the teachers

C．parents and educators may discover that schools are strange by using computers

D．the schools are online; parents now can teach their children and the teachers are to go

What can you infer from the last paragraph？

A．Some uncertified teachers will remain in their posts.

B．School officials have regretted over their decision of dismissing uncertified teachers.

C．Those competitive uncertified teachers can work in the school.

D．Retired teachers will be hired to fill in the vacancies.

dents use computers to do all kinds of work. But more than 30 years ago, computers couldn't do much. They were very big and expensive. Very ___22___ people were interested in them and knew how to use them. Today computers are smaller and ___23___. But they can do a lot of work, many people like to use them. Some people even have them at home.

Computers become very important because they can work faster than people and make fewer mistakes. Computers can ___24___ people do a lot of work. Writers now use computers to write. Teachers use them to help teaching. Students use them to study. Computers can also remember what you ___25___ them. Computers are very useful and helpful. They are our friends. Do you want to have a computer？

21)、

A.like

B.cheaper

C.few

D.put into

E.help

22)、

A.like

B.cheaper

C.few

D.put into

E.help

23)、

A.like

B.cheaper

C.few

D.put into

E.help

24)、

A.like

B.cheaper

C.few

D.put into

E.help

25)、

A.like

B.cheaper

C.few

D.put into

E.help

What cannot be learned from the passage？

A、computers will take the place of nurses in the future

B、it is not likely that computers can plan their own moves in chess games

C、it is not likely that computers can perform. tasks as well as people do

D、some programs have been written to give the computers i

What can contribute to the unnecessary power consumption caused by computers？

A．screensavers B．phantom power

C．standby and sleep modes D．power-management tools

According to the passage, what is not mentioned about computers？

A．Computers can bring financial problems.

B．Computers can bring unemployment.

C．Computers can be very useful in families.

D．Computerized robots can take over some unpleasant jobs.

There is no rule ( ) has exceptions.

A、that

B、which

Mr. H never gets beyond corporal and material ________.

A、verities

B、value

C、profit

D、benefit