英语45．______ for many years ,the astronaut suddenly became famous.
问题描述：
英语45．______ for many years ,the astronaut suddenly became famous.
45．______ for many years ,the astronaut suddenly became famous.
A.Having igored him
B.To be ignored
C.To have been ignored
D.Having been ignored
为什么
答
D前后的主语一致,所以前面应该是被动语态,用现代分词表伴随