题目内容
—What do you think people can do for their aged parents?
—They_________ do anything except to be with them and be themselves.
A. don’t have to B. oughtn’t to C. mustn’t D. can’t
A
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题目内容
—What do you think people can do for their aged parents?
—They_________ do anything except to be with them and be themselves.
A. don’t have to B. oughtn’t to C. mustn’t D. can’t
A