having done 和to have done的区别?（ c ）The crowed cheered wildly at th_英语解答

having done 和to have done的区别?
（ c ）The crowed cheered wildly at the sight of liu xiang,who was reported ______ the world record in the 110-meter hurdle race.
A.breaking B.having broken C.to have broken D.to break

人气：481 ℃　时间：2019-12-17 16:25:43

解答

having done表示已经完成的动作、用在现在完成进行时
to have done 表示过去将要去做某事、用在过去将来时
选B那怎么解释呢？这句话人们都为刘翔喝彩，据报道刘翔已经破了110米栏世界纪录。