The　germs　are　very　small,however,they　can　cause　diseases.Then　what　should　we　do　to　keep　away　from　germs? 　
　　We　should　often　wash　our　hands.And　we　must　have　a　bath　twice　a　week. We　　should keep　the　air　fresh.W'd　better　sweep　the　floor　often. 　
　　In　a　word, keep　the　personal　hygiene　is　very　important.