whomI的精选

问题详情：Whenwalkingdownthestreet，IcameacrossDavid，whomI________foryears.A．didn’tsee                           B．haven’tseenC．hadn’tseen                    ...

问题详情： Whenwalkingdownthestreet,IcameacrossDavid,whomI__________foryears.A.didn’tsee              B.haven’tseen      C.hadn’tseen       D.wouldn’tsee【回答】C知识点：动...