His sister left home in 1998,and-----since.A has not been heard o_英语解答

His sister left home in 1998,and-----since.A has not been heard of B has not hear of
不知道为什么选A,运用的什么英语语法,

人气：223 ℃　时间：2020-03-28 14:15:26

解答

has been表示完成时,动词当然要用他的完成时态啊,hear的完成时态就是heard啊
就是就是动词时态用错了