Hello,I( )you( ) in shenyang.How long have you been here?A,haven'_英语解答

Hello,I( )you( ) in shenyang.How long have you been here?A,haven't know;are,B,didn't know; were
C,don't know;were D,hadn't known;are.求详解,翻译.

人气：184 ℃　时间：2020-03-26 20:01:14

解答

B
说这句话的时候我已经知道你在沈阳了.那我不知道你在沈阳的这个动作肯定是过去式了.
主句就用did not know.既然主句用过去式,从句肯定要用过去式were