题目内容
__ Does he know how to work out the problem?
__Yes, he has ______ a good idea to solve it.
A.caught up with B.kept up with C.come up with D.put up with
C
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题目内容
__ Does he know how to work out the problem?
__Yes, he has ______ a good idea to solve it.
A.caught up with B.kept up with C.come up with D.put up with
C