____for your help,we wouldn't have succeeded.A,Hadn't it been B,Had it not been C,If it had been D,If it were但是A和B的区别在哪儿?

来源:学生作业学帮网 编辑:学帮网 时间:2024/05/30 00:15:15

____for your help,we wouldn't have succeeded.
A,Hadn't it been B,Had it not been C,If it had been D,If it were
但是A和B的区别在哪儿?

我来试试:
A = Hadn't it been = Had not it been,不符合虚拟语气的倒装句结构.
B = Had it not been (虚拟语气的倒装句=If it had not been)