奥鹏作业网单元自测5（10分）
试卷总分:100 得分:100
一、选择填空题（每题10分，共5题）
1.- The Internet is magic. Can we get everything from it
– ___________________
A.Yes, you are absolutely right.
B.Yes, I agree.
C.Well, it is impossible. We put something, and we can get something out.
2.– Putting on a happy face makes us feel better.
– ____________________
A.I’d love to.
B.I agree with you.
C.It’s my pleasure.
3.Social apps like QQ or WeChat have become our ________ for staying connected with friends.
A.meaning
B.means
C.mean
4.In doing so, they have opportunities to learn from professors they ________ would not be able to access.
A.therefore
B.or
C.otherwise
5.It is common practice now ________ the web for resources and information for homework.
A.to search
B.searching
C.search
6.二、阅读理解：结合上下文内容补全填空。（共50分）
操作提示：通过下拉选项框选择正确的词汇。
The History of the Internet
Many people are surprised when they find tha国开电大答案请进：opzy.net或请联系微信：1095258436t the Internet was 1 in the 1960s. At that time, computers were large and expensive. Computer network didn’t work well. If one computer in the network 2 , then the whole network stopped. So a new network system had to be set up. It should be good enough to be used by many different computers. If part of the network was not working, information could be sent through 3 part. In this way computer network system would keep on working on the time.
At first the Internet was only used by the government, but in the early 4 , universities，hospitals and banks were allowed to use it too. However, computers were still very expensive and the Internet was difficult to use. By the start of the 1990s, computers became 5 and easier to use. Scientists had also developed software that made “surfing” in the Internet more convenient.
(1).__1__
A.set up
B.set off
C.set forth
(2).__2__
A.broke out
B.broke through
C.broke down
(3).__3__
A.another
B.the other
C.other
(4).__4__
A.nineteen seventy
B.1970s
C.1970
(5).__5__
A.more expensive
B.smaller
C.cheaper
奥鹏国开作业答案请进opzy.net或添加微信：1095258436
