问题

In those days, the old woman ________ sit at the door for hours, waiting for her son to return from abroad. [ ]

A: should
B: used to
C: might
D: would

正确答案是：

同类题型

Students used to_____ information from newspapers or magazines, but now they are used to ______ for it on the Internet directly

Would you like to go to the concertwith me — I’d love to. But I’m a little tired. I prefer athome rather thanout.

,do you mind if I smoke here —Yes,

下列句子中，没有语病的一句是（）

You don’t look well． Areyou ill—No, the mid-term exam is coming and Ireadinguntil midnight．