turn off the lights after he has finished drawing 中的after能不能改为if?要有原因啊.

turn the lights off用法对吗turn the lights off ; turn off the lightsturn them off ; turn off them这四个哪一个对,哪一个不对,为什么? Don't leave without________(turn)off the lights Turn off the lights after you 什么(leave) Turn off the lights when doing out.翻译谢谢 please turn off the lights.哪里错了 Remember to turn off the lights when you leave. Would you please turn off the lights?改为同义句 Don't turn off the lights的歌词 改为同义句,1.don't forget to turn off the lights ( )to turn off the lights Please ( )the lights when you leave the classroom.为什么用turn off 而不用 turn out please turn off the ___before he __the candle A、lights lights B、light light C、lights light Turn on the lights. The lights must___before you leave the classroomA.turn on B.turn off C.be turning on D.be turned off 同义句转换：Remember to turn off the lights when you leave the room._____ _____ turn off the lights when you leave the room. why do not you turn off the lights before you leave the classroom?（改为同意句）— —you turn off the lights before —the classroom? Please ( ) the lights .Dad is sleeping A turn on B get on C turn off D get off () the lights when you leave the room A Do not turn off B ture off C not turn off D turn on remember（ ）the lights when you leave the classroomA.to turn on B.to turn off C.turn on D.turn off