问题

I’m sorry but my time is ______; I can only give you a few minutes.

A:rare
B:flexible
C:precious
D:appropriate

正确答案是：

同类题型

It’s time ____ lunch. Let’s stop working.

He said he _________ his work, and then we needed to wait for him for a little while

－ Mum, why _______ some water － Good idea. I am feeling a little thirsty.

Alice is a girl. ______ last name is Smith.

d for a seat, when he ______ have enteredfree