There is a map_______ China _______ the wall.

Can you join us in the party this evening?—Well，that depends on _____ I can have my report done before then.[ ]

You didn’t wait for Mr. Smith last night, did you—–Yes, but we.He didn’t return home at all.

―Could I smoke here―I’d prefer _______if you don’t smoke in front of thechildren.

Instead of playing with his kids, he just sat on the bench because his back ___________ badly.