Without gravity, we _____ walk on the ground as freely as we do now.

Don’t you think this sweater is too tight____ the shoulder

Sandy, _______ apple on the table is for you. Remember to eat it.—–Thanks, I will._______ apple a day keeps the doctor away.

______ young people see and hear in the media helps them to figure out how the world works．

an I use the equipment—Well, just refer to the ________