Today people can use the phone to talk with others almost anywhere on the earth. But  1 you use the phone, you can’t see the person you are talking with. That  2  change in the future.
Now some people are using a kind of telephone called the picture phone or a vision phone(视频电话). Two people  3  are talking can see each other with it.
Picture phones can be useful when you have 4  to show the person you are calling. They may have other uses in the future. One day you may be able to ring up a   5  and ask to see a book. Then you’ll be able to   6  the book over your picture phone. Also you may be able to do shopping through your picture phone. If you see something   7  the newspaper that you want to buy, you can 8  the shop. People at the shop will show you the thing you’re   9  in over the phone. You’ll be able to shop all over the town and never even leave your room.
The picture phone is really a   10  phone. More and more people will use it.
A. if                       B. when                C. before
A. can’t                   B. must                C. may
A. whom                     B. who                 C. which
A. something                B. nothing             C. everything
A. shop                     B. school              C. library
A. read                     B. see                 C. watch
A. in                       B. about               C. on
A. visit                    B. go                  C. call
A. interested               B. bored               C. interesting
A. useless                  B. helpless            C. helpful