根据短文内容及首字母提示填写所缺单词，使短文意思完整，每空一词。
Being a youth is one thing, and being a good one is another．A good youth should have these qualities: First of all, health, a h______ body is the best riches．Without it, n____can be done well．If you are poor in health, you’ll have to t____ medicine day after day．Even you can’t work, do sports and so on; Secondly, one must be of good quality．Always do something for o____．Help those in trouble and c____ about the people around you．If everyone did the same, what a w____ world this would be! Thirdly, one must have the abilities to work with others．Cooperation and communication are two important keys t____ better human relations(关系)．Everyone needs friends because no one can live through life a____ or do everything he wants to.
I think a good youth of today should have some training in art, t____．If everyone can enjoy art and be a___ to make more of it for others, then people will live better and enjoy more.