问题

－ You look _____．What’s up, sir－ I can’t find my ticket, but it’s time to check in．

A:Don't worry.
B:No hurry.
C:I'm sorry to hear that.
D:OK. ;

正确答案是：

同类题型

Why was Professor Zhang unhappy recently？—Because the theory he insisted on _________ wrong.

s succeeded in many fields but hiswife is an ordinary woman, ___________

We don’t like meat .

Our plan is to plant 50 trees. And we have planted half of them .

What do you enjoy ____ your spare time