Question

________ the arrival of the police, I would have been robbed by two masked men.

A．Had it not been for	B．If it were not for
C．Had it been not for	D．If it would not be for

Answer 1

A

A 考察虚拟语气。句义：要不是意为警察赶到，我就被那两个蒙面人抢了，与过去事实相反的时候，从句使用过去完成时，主句使用情态动词+have done。从句中省略了if还可以使用部分倒装的学生。