Now machines are widely used all over the world. Why are machines so important and necessary(必要的) for us? Because they can help us to do things better and faster.

A washing machine helps us to wash clothes fast. A printing machine helps us to print a lot of books, newspapers, magazines and many other things fast. Bikes, cars, trains and planes are all machines. They help us to travel faster than on foot.

The computer is a wonderful machine. It was invented not long ago. It not only stores(贮存) information (信息) but also stores numbers millions of times as fast as a scientist does.

Let’s study hard and try to use all kinds of machines to build China into a modern country.

(　 ) 6. Machines can help us to do things better and faster, so they_____.

A. are difficult to make　　　　　　　　 B. are expensive　

C. are important but not necessary　　　　 D. are very helpful

(　 ) 7. We have to travel on foot without_____.

A. bikes　　　　 B. machines　　　　 C. planes　　　　　 D. trains

(　 ) 8. Computers can store information and numbers_____ a scientist does.

A. a little faster than　　　　　　　 B. as fast as　　

C. much faster than　　　　　　　　 D. much more slowly than

(　 ) 9.If we want to build China into a modern country. We must__________.

A. study hard　　　　　　　　　　 B. try to use all kinds of machines　

C. invent many machines　　　　　　 D. all above

(　 ) 10. A printing machine can help us___________.

A. print a lot of books　　　　　　　 B. read more books

C. invent many machines　　　　　 D. wash clothes fast

完形填空

　　Now machines 1 all over the world. Why are machines so important and necessary 2 us? Because they can help us do things faster and 3 .

　　A washing machine helps us to wash clothes. A printing machine helps us to print a lot of books, newspapers, magazines and many 4 things 5 . Bicycles, can, trains and planes are all machines. They help us to travel faster than 6 foot.

　　The computer is a wonderful machine. It 7 not long ago. It not only 8 but also computers number millions of times as 9 as a scientist does.

　　Let's study hard and try to use all kinds of machines 10 China into a modern country.

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　 Now machines are 1 used all over the world. Why are machines so important and

necessary(必要的) 2 us? Because they can 3 us do things faster and 4.

　 A washing machine helps us to wash clothes. A printing machine(印刷机) helps us to print a

lot of books，newspapers，magazine and many 5 things 6 . Bicycles，cars，trains and planes

are all machines. They help us to travel faster than 7 foot.

　 The computer is a wonderful machine. It 8 not long ago. It 9 stores information but also

computes numbers millions of times as 10 as a scientist does.

　 Let's study hard and try to use all kinds of machines to build China into a modern country.

1 A. wider B. more wide C. widely D. wide

　 2 A. with B. of C. for D. to

　 3 A. be helped B. help C. helping D. to help

　 4 A. better B. well C. best D. good

　 5 A. others B. the other C. other D. another

6 A. faster B. quickly C. slowly D. quick

　 7 A. on B. by C. in D. with

　 8 A. invents B. is invented C. was invented D. invented

　 9 A. not at all B. not only C. both D. either

　 10 A. quick B. fastest C. faster D. fast