问题

The boy would have died, _______ on him without delay.

A:if the doctor didn’t operate
B:if the doctor wouldn’t operate
C:would the doctor not operate
D:had the doctor not operated

正确答案是：

同类题型

Which of the following organizations is nota charity ___________.

Do you remember ________ well during your last visit—Certainly I do.

We may meet all kinds of difficulties in the future, but we should be confident enough to______ any challenge.

下面文句中没有通假字的一项是（）

What do you think of the film you saw yesterday—Oh! It’s one of ____ films I’ve ever seen.