作业帮Please don't leave without___the lights.A.turn off B.to turn off C.turning off D.turn on
来源：学生作业帮助网 编辑：作业帮 时间：2024/05/06 00:53:24
Please don't leave without___the lights.A.turn off B.to turn off C.turning off D.turn on
Please don't leave without___the lights.A.turn off B.to turn off C.turning off D.turn on
Please don't leave without___the lights.A.turn off B.to turn off C.turning off D.turn on
C ( without 介词后跟动词ing形式）