济南二手瑞风m4:allow的单选

来源:百度文库 编辑:查人人中国名人网 时间:2024/05/17 06:56:23
They don't allow_____in the building,but they allow me___out of it.
A.to smoke;smoking B.smoking;smoking
C.to smoke;to smoke D.smoking;to smoke

我选的是C,为什么不对呢?不是有allow sb to do这个结构吗?请告诉我正确选项并解释.谢谢.

allow doing sth.
allow sb. to do sth.
so D is correct.

D.