Hi, Tracy, you look tired—— I ________ the living room for three hours

He was so careless that he left _____thedoor ____

About films were shown during the 5th Shanghai international film festival .

People started to dig in the area for treasure, __________ much damage.

(2013·高考湖北卷)He didn’t selfishly keep for himself the money inherited from his uncle.Instead，he made a________contribution to help the community.