____you were busy, we wouldn't have bothered you with my questions.(1994)选哪个?

A. If I had realized B. Had I realized
这两个哪个是对的,有何区别?

第1个回答  2013-09-14
B. Had I realized
该句子使用过去完成时的形式,表达的虚拟语气。意思是要是我意识到你那么忙,我们就不会问你问题打扰你了。言外之意是,已经问问题了,已经打扰对方了。老外经常表示礼貌性的致歉或者客气,就这么说。
第2个回答  2013-09-14
B
从句和状语的用法区别
第3个回答  2013-09-14
A if条件从句,从句用过去式,主句用过去完成时
第4个回答  2013-09-15
A和B都是一样的,B是A的省略形式。
在虚拟条件句中,有时可将虚拟条件句的连词if省略,但此时应用倒装句型,即将从句中的were, should, had 等提到句首。如:
如果她在这里,她也同意的。
If he were here, she would agree too.
→Were she here, she would agree too.
假若明天下雨,我们只好推迟这场比赛。
If it should rain tomorrow, we should have to put off the match.
→Should it rain tomorrow, we should have to put off the match.
要是我们当时早点找到他的话,我们就可以救活他。
If we had found him earlier we could have saved his life.
→Had we found him earlier we could have saved his life.
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