7.AlthoughI’minferiortoyou,youshouldn’tputon______withme. A: faces B: airs C: air D: face

The paintings 　 in this room are not for sale. A: put on to B: put on the airs C: put on hold D: put on display

Whether we go to Paris is ______. A: [A] on the air B: [B] in the airs C: [C] in the air D: [D] with the air

自动着陆时需要哪些系统提供信息（）？ A: AIRS B: BLRRA C: CILS D: DDME

We should open the window often to let ( ) in . ( ) A: fresh air B: fresh airs C: a fresh air D: fresh the air