高中英语倒装单选练习 求题 谢最好有其它掺杂一起的 从句和虚拟等

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高中英语倒装单选练习 求题 谢
最好有其它掺杂一起的 从句和虚拟等

We were lucky enough,for no sooner _____ home _____ it rained.
A.we returned; and B.we had returned; when
C.did we return; when D.had we returned; than