题目内容：

There is a man at the reception desk who seems very angry and I think he means__trouble
A.making B.to make C.to have made D.having made
为什么选B

优质解答

选B
mean to do 是一个词组,是有意做某事,A.mean doing 是意味着...CD都不合适,因为完成时表示动作已经完成,不符合题意