1. 阅读理解

    A computer can do more than one thing at a time. A modern computer uses windows. It has more than one window open at a time. You can do a different thing on each window.

    In the future, computers will get smaller and work faster. There are already computers that you can hold in your hand. Mobile phones have computers in them and you can use them to send e-mails on the internet. Keyboards will disappear from computers. In the future, you will be able to talk to a computer. It will understand your voice and do what you tell it to do.

    Computer will get cheaper and will be used more widely than they are used today.

1. （1） The computer is very useful.
3. （2） You can do different things on different windows.
5. （3） In the future, computers will be bigger.
7. （4） People can send e-mails by mobile phone in the future.
9. （5） You can't talk to a computer in the future.