2. How much is the higher tuition?

It is _______________ or more.

1. Which students pay for their education?

_______________ in colleges and universities pay for their education.

4. 选C。短文中讲述了一个大学生失踪了好几天，他的朋友非常担心，而且还动用了警察去找他，结果却发现他一直在上网。这说明一些上网的人已经有很大的网瘾了。故选C。

3. 选D。由第3段中的句子…people worry about the teens.及They spend more time in cyberspace than in the real world of friends and family.可知，这是成瘾的症状。故选D。

2. 选C。由句子The use of the Internet can be an addiction like during use.可知，人们上网成瘾就跟take drug(吸毒)成瘾一样。

1. 选B。在短文的开头就述说了这些上网成瘾的人早上3、4点钟起床去上网；每天四次看E-mail；每次上网时间不少于3小时；甚至在网上聊天的时间比跟自己朋友在一起的时间还多。这些都是他们经常做的事情。故选B。

5. What is the writer trying to tell us at the end of the passage?

A. Don’t be addicted to the Internet.

B. Go to family activities more often.

C. Do things as you have planned

D. Stay with your parents as often as possible.

[答案及解析]

4. The example in the passage shows that _______.

A. Internet problems are more serious among college students

B. Internet addicts usually stay in the computer lab without sleep

C. Some of the Internet users have already been seriously addicted

D. The police often help to find those Internet addicts.

3. Why do people worry about the teens?

A. The teens are wasting too much money.

B. They used to work on the Internet.

C. The playing field of the teens will disappear.

D. More and more of the teens wil1 become addicted to the Internet.