问题

I heard that some patients who had undergone laser eye surgery experienced sudden losses of vision, ______?[ ]

A: didn’t I
B: hadn’t they
C: didn’t they
D: isn’t it

正确答案是：

同类题型

read the poem secondtime, you’ll have better understanding of it.

_____with the size of the whole earth, the biggest ocean does not seem big at all[ ]

下列各句中加横线成语使用正确的一项是

What do you think of this matter? —This is a matter of__________ importance. I think.

Excuse me, would you mind answering a few questions?—Well, I don’t knowI’m in rather a hurry ________