Ⅴ. 完形填空
The Internet has changed our world and has become an important part of our life. Nowadays, people begin to 1 ________：Is the Internet a good or a bad thing?
It’s 2 ________ to answer that question because the Internet means so many things. It means computer games, news, instant（立即的）messages and emails to your grandmother. It 3 ________ be both an educational resource（教育资源）and a hiding place for bad guys（家伙）. It is hard to tell what is behind the screen.
Some are truly 4 ________. In many ways it makes life easier and simpler. It helps us get things done more quickly. It 5 ________ the world to us. And if a friend lives far away, the Internet makes it easy to stay in touch.
6 ________, the issue（话题）isn’t black and white. Some can become real problems if we don’t take 7 ________. Spending too much time online is bad for people’s health. It may even cause them to be 8 ________ social with family and friends. Aside（撇开）from that, some people steal（窃取）others’ personal information. Most of the youngest students think the Internet is simply an icon on the 9 ________. It isn’t until 10 that kids realize that the Internet is a network of millions of computers.
The Internet can be a useful tool, but don’t let it 10 ________ all of your time. Use the Internet properly and carefully and it can make your life more colourful.
1. A. wonder B. remember C. forget D. understand
2. A. exciting B. important C. interesting D. impossible
3. A. will B. should C. can D. shall
4. A. wonderful B. terrible C. awful D. careful
5. A. closes down B. turns on C. opens up D. finds out
6. A. Therefore B. However C. Instead D. Otherwise
7. A. turns B. care C. action D. part
8. A. less B. more C. too D. so
9. A. keyboard B. print C. mouse D. screen
10. A. take up B. show up C. make up D. send up

[文章大意]本文是一篇议论文。文章主要论述了网络的利与弊。
1. A [解析]考查动词辨析。句意：如今，人们想知道：网络是好还是坏？wonder 想知道；remember 记得；forget 忘记；understand 理解。根据语境可知，此处指人们想知道某个问题的答案。故选 A。
2. D [解析]考查形容词辨析。句意：回答这个问题是不可能的，因为网络意味着太多东西了。exciting 令人激动的；important 重要的；interesting 有趣的；impossible 不可能的。根据后半句“because the Internet means so many things”可知，此处指不可能回答这个问题。故选 D。
3. C [解析]考查情态动词辨析。句意：它可以同时是教育资源，又是坏人的藏匿之处。will 将要；should 应该；can 可以；shall 将要。根据语境可知，此处表达的是网络的用处。故选 C。
4. A [解析]考查形容词辨析。句意：有些确实很奇妙。wonderful 奇妙的；terrible 可怕的；awful 糟糕的；careful 细心的。根据后文的“it makes life easier and simpler”可知，此处是在陈述网络的优点。故选 A。
5. C [解析]考查动词短语辨析。句意：它为我们打开了世界。close down 关闭；turn on 打开（电源）；open up 打开；find out 找出。根据本段内容可知，网络让我们的生活更便利，帮助我们更高效地做事，因此是为我们“打开”了世界。故选 C。
6. B [解析]考查副词辨析。句意：然而，这个话题并不是非黑即白。therefore 因此；however 然而；instead 相反；otherwise 否则。上一段阐述了网络的优点，根据本空后的“Some can become real problems...”可知，本段阐述的是网络的缺点，因此，此处需要一个含有转折含义的词。故选 B。
7. B [解析]考查动词短语辨析。句意：如果我们不注意，有些会成为实际的问题。take turns 轮流；take care 注意；take action 采取行动；take part 参加。根据语境可知，网络还存在许多隐患，需要我们注意才不会酿成问题。故选 B。
8. A [解析]考查副词辨析。句意：它可能甚至会减少他们与家人和朋友的社交。less 更少地；more 更多地；too 很；so 非常。根据常识可知，沉迷网络会减少人们的社交。故选 A。
9. D [解析]考查名词辨析。句意：大多数年轻的学生认为网络只是屏幕上的一个图标。keyboard 键盘；print 印刷品；mouse 鼠标；screen 屏幕。根据常识可知，电脑屏幕上有着表示网络的图标。故选 D。
10. A [解析]考查动词短语辨析。句意：网络可以是一种有用的工具，但不要让它占据了你所有的时间。take up 占用；show up 出现；make up 组成；send up 发射。根据后文的“Use the Internet properly and carefully”可知，此处指的是不要让网络占用你所有的时间。故选 A。