问题

When we speak to people, we should be ___________ .

A:used to , used to
B:is used to , are used to
C:is used to, used to
D:used to, are used to;

正确答案是：

同类题型

The sports meeting will be held on the playground this weekend, if weather______.

Tom, you ____ play with the knife, you ____ hurt yourself.

On the Spring Festival, we often eat ______.

How did it come that you damaged your carso badly—I ____into a tree on the roadside theother day.

It’s very kind ____ you to ____ me____ the heavy bag