Unit 3 Self-test（10分）
试卷总分:100 得分:100
一、选择填空：阅读下面的对话或句子，从A、B、C三个选项中选出一个能填入空白处的最佳选项。
1.— Let me show you how to use the printer.
—
A.I’ll do my best.
B.Thanks for your help.
C.No, I can use it myself.
3.— Do you have any suggestions about it
—
A.No, I have no idea.
B.Let me give you a hand.
C.After I read it in detail, I will tell you my opinion.
3.— Hi Bob, I’d like to congratulate you on the progress of Beihai project.
—
A.Fine, thank you. It is really an interesting project.
B.Thank you, John. It is really an interesting project.
C.My pleasure, It is really an interesting project.
4.The third part is the results.
A.expect
B.expecting
C.expected
5.Prices may change quickly if supply or demand .
A.changes
B.change
C.will change
6.二、阅读理解：阅读下面的短文，根据文章内容从A、B、C三个选项中选出一个最佳选项。
You may get consumers who want very high quality services satisfied, but at a higher price. And the people who want no-frills service and cheap product will also get it at the other end of the market. So competition allows a range of variety to occur in a market.
The benefit to society of competition is that it makes a major contribution to the fundamental economic issue, which is the scarcity of productive resources. It means that on the production side, there is maximum pressure to conserve the use of those scarce productive resources. On the demand side it also rations consumer demand appropriately, and it also tends to mean that the variety of consumer needs can be met.
From the first paragraph of the passage we can know that usually there are 1 kinds of consumers who may get satisfied in a market.
A. two
B. three
C. four
2. What does “it” in the first sentence of paragraph 2 refer to 2
A. fundamental economic issue
B. the scarcity of productive resources
C. The benefit of competition
3. The sentence in paragraph 1“So competition allows a range of variety to occur in a market” means 3 .
A. competition makes the market supply various products and services
B. competition makes a lot of things occur in a market
C. competition makes different things occur in a market
4. On the demand side competition also 4 appropriately.
A. meets consumer needs
B. makes consumer rational
C. makes consumer satisfied
5. The best title of this passage is 5 .
A. Fundamental Economic Issue
B. The Benefit of Competition
C. Consumer Demand and Market
(1).__1__
A.A
B.B
C.C
(2).__2__
A.A
B.B
C.C
(3).__3__
A.A
B.B奥鹏作业答案请进open5.net或请联系QQ/微信：18866732
C.C
(4).__4__
A.A
B.B
C.C
(5).__5__
A.A
B.B
C.C