对过去情况进行虚拟,从句用 If it hadn't been,省略if时,had要提前,但是not不能提前
正确形式应为:Had it not been 例如:
_____ for the fact that she got hit by a car and broke her leg onher way to school, she might have passed the exam.(2009安徽六校联考)
A Had it not been B Hadn’t it been
C Was it not DWere it not
正确答案是A 而不能选B
同理,当碰到须提前的单词是were或should时,也是只能单独提前,not还在原位。
希望能帮到您!
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