( )the door than somebody started knocking on it.B.I had no sooner closedC.No sooner have I closed我选C,但答案选B,为什么?

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( )the door than somebody started knocking on it.B.I had no sooner closedC.No sooner have I closed我选C,但答案选B,为什么?
( )the door than somebody started knocking on it.
B.I had no sooner closed
C.No sooner have I closed
我选C,但答案选B,为什么?

( )the door than somebody started knocking on it.B.I had no sooner closedC.No sooner have I closed我选C,但答案选B,为什么?
就选B
选C的话,要改一下No sooner had I closed
关门这个动作应该在started之前发生吧?
no sooner...than..."一...就..."
引导时间状语从句,主句用过去完成时,"than"后面的从句用一般过去时.(从这里可以知道,no sooner后面是主句;than后面是从句)
例:
I had no sooner reached home than it began to rain.
我一到家天就下起雨来
No sooner ...than...常放在句首,表示强调.这时主句要倒装.
例:No sooner had I reached home than it began to rain.

后句started是过去时
所以主句中我的动作应该选择过去的过去
就是had而非have

B no sooner...than的主句用过去完成时(had+过去分词),than后用一般过去时。因为B项的时态是过去完成时而C项的时态是现在完成时,过排除C选B。

答案是B 如果是C 应该是No sooner had I closed

c中倒装应将have改为had,后closed为close

倒装啊。

是选B,时态错了。整个句子的时态是过去的。No sooner...than(一...就...)引导的从句,可以置于句首,但是要用部分倒装。C答案如果改为:No sooner had I closed,就是是对的。

B答案就是“No sooner”没有提前到句首,所以不用倒装,也可以。