过低的自我评价容易导致（）
A. 自负
B. 自卑
__________________________?
A. Yes, they are all handsome.
B. No, he isn't.
C. Yes, I am.
D. Yes, the tallest one is.
___________________?
A. Nobody explained the problem
B. Sally explained the problem to us.
C. We didn’t understand the problem.
D. Somebody explained the problem.
________________________?
A. No, you may.
B. Certainly.
C. You can't.
D. Why do you use mine?
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