问题

Mr. Smith couldn’t open the door because his naughty boy _______ it from the inside

A:would lock
B:was locking
C:has locked
D:had locked

正确答案是：

同类题型

So far，the population of Huanggang__________7 120 000.

How far apart do they live？—________ I know, they live in the same neighbourhood.

I’m surprised to hear that Sue and Paul have______.— So am I. They seemed very happy together when I last saw them. [ ]

Did Liu Ying and Liu Li come to your birthday party，Tina— I had invited them，but _______ of them showed up．

Four students in Qingdao stood in line against a man to save a woman teacher at the school gate.— _________ great courage they had!