I think playing football is very _________. I often play it after class.

(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.

s suggest that parents should let their child do tasks that he is physically and mentally capable of doing by himself, ______ will help to build a self-confident kid.

I’ve decided to keep all these stamps as they might be ________ some day.(2012·天津联考)

What can you see in these pictures