健康教育的目的最主要的是（）。
A.提高人群卫生知识水平
B.增强健康信念
C.改善影响健康的不良行为
D.合理安排饮食
E.积极就医
参考答案：C
Michael has a part-time job as a secretary in a law firm called LegaServe & Co. Michael has a fixed term contract with LegaServe & Co for two years. After six months, LegaServe & Co decides that even though Michael generally executes his work in a reasonably satisfactory manner, they no longer require his services and thus decide to dismiss him without notice.Required:Advise Michael. (10 marks)
下列哪些属于机械的组成部分（）
A.冷却部分
B.驱动部分
C.传动部分
