Radio，telephone and television are widely used in the world．When you  1  the radio，you can listen．But when you use the telephone，not only can you listen to others，  2  you can talk with them; however，you  3  see anything at all．Television is much better than  4  of them．People can watch TV and listen to it．But they can’t take part in（參加）  5  they see．

    Today some people are using a kind of telephone called the picture phone．

      6  it two people who are talking can see each other．

    Picture phone can be very  7  when you have something to show the person you are calling．They may have other uses in the future. Some day you may be able to  8  a library and ask to read a book right over your picture phone．You may also be able to go shopping through it，too．When you  9  something in the newspaper that you think you want to buy，you may go to your picture phone and call the shop．The shop assistant will show you the thing that you’re  10 in right over the phone．You’ll be able to shop all over the town and never leave your home．

（    ）1．A．turn to       B．turn over        C．turn off               D．turn on

（    ）2．A．a(chǎn)nd                B．not               C．so                       D．hut also

（    ）3．A．can                B．can’t            C．need                    D．needn’t

（    ）4．A．a(chǎn)ll                  B．none             C．both                    D．every

（    ）5．A．what              B．how             C．why                    D．where

（    ）6．A．With              B．In                 C．By                       D．Without

（    ）7．A．use                B．uses             C．used                    D．useful

（    ）8．A．go to              B．sit in          C．ring up         D．I make phone calls

（    ）9．A．will see           B．see               C．won’t see               D．doesn’t see

（    ）10．A．interest         B．interested      C．interesting            D．interests

Vision-phones(可視電話)

Radio，telephone and television are widely used in the world. When you switch on the radio, you can listen．But when you use a telephone，not only can you listen to others but also you can chat with them，however, you can’t see anything at all. Television is much better than both of them. People can watch TV and listen to it，but they can’t take part in what they see.

Today, some people are using a type of telephone called vision-phone. With it two people who are talking can see each other．

Vision-phones can be of great use when you have something to show the person whom you are calling，It may also have other uses in the future．Some day you may be able to call up a library and ask to read a book right over your vision-phone. You may be able to do some shopping through it, too. Perhaps in the near future, vision-phones will come into wide use in our everyday life.

1.According to the passage, we can guess that the_______ was invented last.

A．radio             B．vision-phone       C．telephone         D．television

2.Maybe the vision-phone can take the place of______ some day.

A．the telephone      B．the radio          C．the television      D．a(chǎn)ll the above

3.In the future, you can use a vision-phone to ________ 

A．a(chǎn)sk an assistant to read a book for you

B．read a book

C．a(chǎn)sk an assistant to bring you a book

D．a(chǎn)sk an assistant to do some shopping for you