When you’re learning to drive, a good teacher makes a big difference. A. haveB. havingC.

发布时间：2020-08-14 23:40:11

When you’re learning to drive,      a good teacher makes a big difference.
A. have
B. having
C. and have
D. and having

网友回答

A. have
(答案→)B. having
C. and have
D. and having
解析：这是一个含when 引导时间状语从句的主从复合句，having a good teacher 在主句中用作主语。
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