— Yes, you ________.

① It's (know) that the meeting is very successful.

② He said his homework (leave) at home.

③The flowers need (water) every day.

④ —Sam, your schoolbag (must not put) there.

—Sorry, I won't.

⑤Can you come up with (提出)a better way to make the English novel (easy) to read?

　　 The computer was one of the most important inventions in our life. The first computer was as large as a room.

Now some computers are as   1    as television sets. Some computers can even be smaller than a book. About 20 years ago, the computer was a strange machine in China. Not many people   2    it and said yes to it.

         Today much of that is   3 . In 1984, when Deng Xiaoping  4   two pupils working on the computers in Shanghai, he said that computer lessons     5 start from children. So there was the first computer book for middle school students. Now in Shanghai   6    all middle schools have classrooms for computer courses(课程). Some of the students now have their   7  computers at home. With the help of the Internet, they can send and    8   messages and e-mails. They can learn about the world more quickly.

         Now people are    9    using computers in banks, factories, airports and so on. The computer is coming into everyone’s life, so it is important to learn     10  to use a computer freely.