2. When the first computer was invented, it was　　　.

A. large and worked quickly

B. small and worked slowly

C. large but worked slowly

D. small but worked quickly

【解析】选C。细节理解题。由第二段第一、二句“The first computer was made in 1946. It was very big but it worked slowly. ”可知选C。

3. The Internet was born in about　　　.

A. 1960       B. 1971

C. 1980       D. 1985

【解析】选B。数字推算题。由第二段第一句“The first computer was made in 1946. ”及第三段第一、二句“The Internet came . . . about twenty-five years later than computers. ”可以推算出此题选B。

4. Which of the following is TRUE?

A. Few students like going into the Internet.

B. These “unreal friends” often meet each other.

C. Students use the Internet to make “unreal friends”.

D. Students know the friends on the Internet very well.

【解析】选C。细节理解题。由第四段中“They are so interested in making the‘unreal friends’ that . . . ”可知选C。

5. What does the writer think of the Internet?

A. It is helpful, but we can’t do everything on it.

B. It can make students study harder.

C. It is not good for students.

D. I t is wonderful.

【解析】选A。主旨大意题。综合全文信息可知: 作者认为互联网虽然有用, 但我们却不能用它做所有的事情。