Where does John live—He lives on ______ floor but he doesn’tuse a lift to go up and down.

Mr. Green asked us to stop____. So we stopped______to him at once.

______ do you have P.E— We have it on Wednesday and Friday.

But for the fact that China _____also affected by the global economic crisis，we ____ fewer unemployed workers now.

_______you do your homework, _______mistakes you will make.