第一学时 reading and comprehension
first aid
it is important for people to learn some knowledge about first aid in our daily life. if a person has an accident, he needs medical care before a doctor can be found. when giving/performing 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 your best to start his/her breathing at once, using a mouthtomouth way. third, if a person is hurt badly, try at once to stop the bleeding. then take him/her to a doctor. usually, many accidents may happen at home. all parents should know first aid in order to deal with common injuries which may happen to their