提示：offer a lot of convenience(方便),bring some trouble , necessary ,text message , be bad for

   More and more people have mobile phones in China.

      Today people can  / ju:s / the phone to talk with others almost anywhere on the earth. But when you use the phone, you don't see the person you are (communicate) with. That may change in the future.

      Today some people are using a kind of telephone  (call) “Picture phone” or “Vision phone”.  / wɪð/ it, two people who are talking can see each other.

      Picture phones can be useful when you have something  show the person you're calling. They may have other uses in the future. One day you may be able to ring up a librarian and ask to borrow a book. Then you'll be able to read the book right over your picture phone. Or you may be able to go shopping  your picture phone. If you see something in the newspaper that you think you want to buy, you'll go to your phone and call the shop. People at the shop will  / send / you the thing you're interested in right over the phone. You'll be able to shop all over town and (need)leave your room.

Hundred of years ago, news was carried    

by people on foot or by a horse.           

It takes people a long time to receive news.  

Now it is possible to sending words and pictures

in seconds. Billions of people learn about news

either by watching TV and by reading.