处理砂砾石坝基的主要目的是（）。 A.渗流控制 B.强度控制 C.沉降控制 D. A
题型：单项选择题
问题：
处理砂砾石坝基的主要目的是（）。
A.渗流控制
B.强度控制
C.沉降控制
D.A.+B.+C.
题型：单项选择题
Today almost everyone knows computers and the Internet. If I ask you “What is the most important thing in your life?” Maybe you will say “Computers and the Internet”. The first computer was made in 1946. It was big but worked slowly. 小题1: What can computers do? A writer once said, “People can’t live without computer today.”
The Internet is about twenty-five years later than computers. 小题2: We can use it to read books, send e-mails, do some shopping, play games and make friends.
Young men, especially the high school students like the Internet very much. 小题3: In the Internet bars, they make friends on the Internet and maybe they have never seen these friends. They don’t know their real names, ages and even sex(性别). 小题4: Some of them play games in the Internet bars all day and night. Many of them can’t catch up with others in many subjects because of that.
Now the government has done many things. Some gangster bars(黑网吧) have been banned(取缔). 小题5: The teachers and parents are still worried about these children.
We can use computers and the Internet to learn more about the world. But at the same time, we should remember that computers and the Internet could not do all the things.
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