Jane studies chemistry asking the teacher help. A. for; byB. for; toC. by; byD. by; for

发布时间：2020-08-22 20:19:58

Jane studies chemistry      asking the teacher      help.
A. for; by
B. for; to
C. by; by
D. by; for

网友回答

A. for; by
B. for; to
C. by; by
(答案→)D. by; for
解析：by+doing sth通过做某事，固定结构；ask sb for help固定短语，句意：简通过向老师寻求帮助来学习化学。故选D.
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