题目内容
【题目】—Don't smoke here, Dad. Smoking in public places.
—Oh, sorry. I'll stop right now.
A.isn't allowed
B.aren't allowed
C.doesn't allow
【答案】A
【解析】本句意为“爸爸，别在这里吸烟，公共场所不允许吸烟。”be allowed to do sth．“被允许做某事”。smoking为动名词，作主语时谓语动词用单数形式。
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