问题

May I smoke here, please — I’m afraid you . It’s a non-smoking area.

A:for; as
B:for; by
C:by; as
D:by; for ;

正确答案是：

同类题型

Competitors are allowed to take a five-minute break every hour to eat，drink or do ________ is necessary

One April Fool’s Day , many believed that aliens were moving across the USA . __________ people even left their homes .

______family name is Brown. They are brothers.

_____, he is still as modest as before, which always moves all the people who know him. [ ]

e railways in China belong to______, whereas the ones in Japan, to the private