问题

I’d like to take five days off, Mr. Smith.—______ . Don’t you know we’re very busy these days

A:try
B:trying
C:to trying
D:to try;

正确答案是：

同类题型

The teacher told me that the light ______ faster than sound

Not the way he did it but his words _____ criticized by people present.

t have sensed that I ______ him. He suddenly glanced at me and said quietly, “Why are you staring at me like that”

Could I use your mobile phone —Yes, you .

Hi, Kathy! Any plans for tonight?—Not yet, TimI ________ where to go for dinner