健康危险因素评价的主要目的在于
A.确定疾病的生物学病因
B.对健康危险因素做出定性分析
C.促进人们改变不良行为
D.控制传染病的传播
E.诊治疾病
参考答案:C
Speaker. A: It seems to be clearing up. Speaker B:______
A.We haven't had rain for a long time.
B.It makes a change, doesn't it
C.Quite warm for this time of the year.
D.I hope there will be no storm.
以下各项均为臁疮的诱发因素,除了()
A.烫伤
B.虫咬
C.皮肤搔抓
D.寒冻
E.湿疮