We all tried to stop in the room, but he wouldn’t listen to us．A.him to smokeB.h
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We all tried to stop ________ in the room, but he wouldn’t listen to us．
A.him to smoke
B.him smoking
C.smok
D.to smoke
试题答案
B
解析：stop/prevent sb．(from)doing sth．, keep sb．from doing sth．意为“阻止某人做某事”。