58. Though his classmates are all ahead of him, he is studying very hard to them.A. catch

发布时间：2020-08-16 06:58:18


58. Though his classmates are all ahead of him, he is studying very hard to      them.
A. catch up
B. catch up with
C. catch hold of
D. catch sight of

网友回答

A. catch up
(答案→)B. catch up with
C. catch hold of
D. catch sight of
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