Mr.green didn't tell us ____.A which floor he lived B which floor he lives on C which floor he lived on.
问题描述:
Mr.green didn't tell us ____.A which floor he lived B which floor he lives on C which floor he lived on.
答
c
答
C
答
C ( 主句是一般过去时,从句要用相应的过去时,住在某一层用on))