she turned off the DVD after he finished his homework.(保持原句意思）she____ trun off the DVD ______ he finished his homework.

She forgot ( ) the TV when she left the room.A.to turn off B.turned off C.turning off D.turn off She turned off the light and then_____. A.leaves B.left C.will leave D.is leaving In a flash of light,the forgs__fish.A.turned up B.turned on C.turned off D.turned into jenny promised to come early but she has not——yetA.turned over B.turned off C.turned down D.turned up答案为什么选D? He went into his room, the light and began to work.A. has turned on B. turned off C. turned on D. has turned off I took her hand ,but when she ,her face was that of a total strangerA turned into B turned out C turned around D turned off 请说明原因The light in the room__before you leaveA must turn off B will turn off C are turned off D must be turned off she turned off the tv ,despite loud p------- from the kids Sorry,I'm late.I ---the alarm clock and gone back to sleep againA might have turned off B should have turned off C could have turned off D need have turned off To our surprise, the stranger ___ to be an old friend of our mother’s.A. turned out B. turned down C. turned in D. turned off He tried to join the army,but was____because of his poor healthA.turned off B.turned down C.turned out D.turned away A cold wind began to blow and he ___ his collar to keep out the cold.A.turned up B.turned off C.turned over D.turned downWHY 为什么以下这里的off是副词,而不是介词:She turned off all the lights in the classroom. It was not until the end of the meeting______A.that she turned up B.when she turned upB.did she turn up D.had she turned up she turned off the light and then_________A.leavesB.leftC.will leaveD.is leaving she had turned off the light 句中的had做什么用,能否去掉 i don't know if she has turned off the light.为什么要使用现在完成时 不太会做When you leave the roommake sure the lights_____Awill be turned off B will be turned on C turn off D have turned off 我觉得是D,答案却是A,这是为什么呢?