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【单选题】
在齐模型中,拐折需求曲线的拐点两边的需求弹性是( )A.
左边弹性大于右边弹性
B.
左边弹性小于右边弹性
C.
左边弹性等于右边弹性
D.
以上都有可能
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反馈参考答案：
举一反三
【单选题】— The film bored me to death. How do you find it? — I wish I hadn’t gone to see it.
A.
I didn’t get that.
B.
I have no idea.
C.
I couldn’t agree with you more.
D.
It’s totally fascinating.
【简答题】how do you wish to fly? Economy or first class?
【单选题】—You didn’t go to the party last night, did you? —I do wish I _________ there, but I had to do my homework.
A.
was
B.
had been
C.
went
D.
have been
【单选题】— How do you find the movie last night? — It’s so boring. I wish I ________ it.
A.
haven’t seen
B.
hadn’t seen
C.
didn’t see
D.
don’t see
【单选题】— I'm sorry I spent so much money, Dad ! — I wish you______so. [ ]
A.
hadn't done
B.
don't do
C.
haven't done
D.
wouldn't do
【单选题】--- You didn’t go to the party last night, did you? --- I do wish I ___ there.
A.
was
B.
were
C.
had been
D.
went
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