We decided to hold the summer party ____instead of in the house.
A. on the air B. in the air
C. up in the air D. in the open air
（题文）I’d like to give my thanks to all of you on this special ______.
A. atmosphere B. occasion
C. instruction D. tradition
Look over there—there’s a very long,winding path ____up to the house.
A. leading B. leads
C. led D. to lead
A cook will be immediately fired if he is found _______ in the kitchen.
A. smoke B. smoking
C. to smoke D. smoked
（题文）Don’t leave the water_______ while you brush your teeth.
A. run B. running
C. being run D. to run
The salesman scolded the girl caught ______ and let her off.
A. to have stolen B. to be stealing
C. to steal D. stealing
