it is important for you to learn some knowledge about first aid in your daily life. if a person has an accident, he needs medical care before a doctor can be found. when you give first aid, you must pay attention to three things. first, when a person stops breathing, open his/her mouth and see if there is food at the bulk of his/her mouth.

　　second, if a person cannot breathe, do you best to start his/her breathing at once, using a mouth to mouth way. third, if a person is hurt badly, try at once to stop the bleeding. then take him/her to a doctor. if a person loses one third of his/her blood, he/she may die.

　　many accidents may happen at home. all parents should know first aid in order to deal with common injuries which may happen to their children. when a person is bitten by an animai, wash the wound with cold running water before he/she is taken to see a doctor. when a person is burnt, wash and cool the area of the skin under the cold tap for a while. then put a piece of dry clean cloth over the burn. if the person is badly burnt, take him/her to the doctor. if a person cuts his/her finger, clean it and put a piece of paper round the cut.

　　every bodyrshould know some first aid in order to save othe people's lives.