He devoted most of his time to his research, believing his hard work wouldsooner or later.

发布时间：2020-08-16 08:51:35


He devoted most of his time to his research, believing his hard work would    sooner or later.
A. put off
B. take off
C. e off
D. pay off

网友回答

A. put off
B. take off
C. e off
(答案→)D. pay off
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