( )you turn off all the lights when you leave the classroom.Ato make sure Bmake sure Cmaking sureDbeing sure选哪一个,为社么?
问题描述:
( )you turn off all the lights when you leave the classroom.Ato make sure Bmake sure Cmaking sure
Dbeing sure选哪一个,为社么?
答
B
答
B
这是个祈使句,必须要有谓语动词