It was the training he had as a young man made him such a good engineer.A. what; thatB.

发布时间：2020-08-16 09:00:38


It was the training      he had as a young man      made him such a good engineer.
A. what; that
B. that; what
C. that; which
D. which; that

网友回答

A. what; that
B. that; what
C. that; which
(答案→)D. which; that
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