Therearesixtyminutesinhour.A．不-优题课

There are sixty minutes in ______ hour.

A．不填

B．the

C．a

D．an

科目英语题型单选题难度中等

知识点：冠词的用法辨析

To be on the safe side, we should fill up the tank now, because we ______ run out of gas on the way.

There used to be a small school,___________?

The two strangers talked as if they ____ friends for years.
A should be B would be C have been D had been

—Mum, I’ve been studying English since 8 o’clock. ____ I go out and play with Tom for a while?
—No, I’m afraid not. Besides, it’s raining outside now.

—What does the sign over there read?
―“No person ______ smoke or carry a lighted cigarette，cigar or pipe in this area．”