问题描述：
新概念英语第二册的语法题!1
If he had worked harder,he().
A.would succeed
B.had succeeded
C.should succeed
D.would have succeeded
请问为啥选D呢?为啥不选A呢?
If he had worked harder,he().
A.would succeed
B.had succeeded
C.should succeed
D.would have succeeded
请问为啥选D呢?为啥不选A呢?
问题解答：
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