______their help, we wouldn’t have succeeded.A、Hadn’t been forB、Had it not been

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问题 ______their help, we wouldn’t have succeeded.

选项 A、Hadn’t been for
B、Had it not been for
C、It hadn’t been for
D、Hadn’t it been for

答案 B

解析 本题考点为虚拟语气和倒装的结合。本句通常结构是“If it had not been for your help,we wouldn’t have succeeded.”该句为非真实性条件状语从句,如省略连词If,从句则须使用倒装,助动词had提至主语it前,形成B答案。
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