题目内容：

_ by a large audience ,he felt very nervous and didn't know what to say a watching b watch c watch
_ by a large audience ,he felt very nervous and didn't know what to say
a watching b watch c watched d having watched

优质解答

C,因为主语是he,他感到很紧张,说明他是被观众看着,而不是他看观众.故用被动.所以答案选择了C.非谓语动词是高考的重点,应多练此类型题目,时间长了就会了.注重考虑时态以及被动与否等.