单选题 In fine days, you'd better open windows to ventilate the room.
  • A. sweep
  • B. air
  • C. clean
  • D. wash


【正确答案】 B
【答案解析】[解析] 天气好的时候最好开窗给房间透透气。ventilate通风。Sweep扫。如:sweep the floor.扫地。air透气。最符合题意。如:How often do you air your bedroom?你多久给卧室通风?clean打扫。如:clean the house.打扫房间。wash洗。如:wash clothes洗衣服。