社群的淘汰规则是一种正激励( )
A. 对
B. 错
A:What's the matter?You don't look well.B:Oh,my grandmother is ill.A:
A. Don't worry. Everything will be fine.
B. See you.
C. It doesn't matter.
D. That's all right.
-Nancy didn't pass the exam.-
A. I'm sure she doesn't mind
B. Really？ I'm sorry to hear that.
C. I'm afraid she can't
D. Sounds good.
-Hi, haven't seen you for years! You look fine!-
A. Great.
B. Thanks.
C. Oh, no.
D. Not at all.
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