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【单选题】
以下成语可以体现现象与本质关系的有 1、绵里藏针 2、似是而非 3、皮笑肉不笑 4、声东击西A.
1
B.
1、2
C.
1、2、3
D.
1、2、3、4
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【简答题】下列关于需求价格弹性与总销售收入的关系说法正确的是（ ）。
【简答题】If you ____ me , I''ll give you some advice . A．listened to B．will hear C．will listen to D．will listen
【单选题】How does the author see pathological fatigue?
A.
Some pathological fatigue is good for people.
B.
Everyone is vulnerable to pathological fatigue.
C.
Pathological fatigue needs no medical attention.
D.
Pathological fatigue harms people psychologically only.
【简答题】变量具有两个有用的值,这句话对吗?
【单选题】下列关于运输需求的价格弹性说法正确的是
A.
价格弹性值大于1时，若价格下降，总收益也下降
B.
价格弹性值小于1时，若价格下降，总收益也下降
C.
价格弹性值等于1时，若价格下降，总收益上升
D.
以上说法都不对
【简答题】Because many artists, writers and scientists have suffered from mental illness, some people wonder if these illnesses link with ______.
【单选题】听力原文：(A) Some people are looking for a statue. (B) The floor is being cleaned. (C) People are walking down the hall. (D) There is a vase on the podium.
A.
B.
C.
D.
【简答题】In China, old people are usually taken care of by their family members, but now some people send their aging parents to nursing homes. What is your opinion on this? Write an essay of about 400 words. ...
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