人教版高中英語必修5教案Unit 5 First Aid
.keep you warm or cool. .prevent you from losing water..give you sense of touch.2.causes of burnsyou can get burnt by : hot liquids; steam; fire radiation; the sun electricity and chemicals 3.types of burnwhat are they?
1.first degree burns.
2. second degree burns
3.third degree burns 找教案 . label these pictures first, second and third degree burns.(p35 ex2)5.fill in the blanks types & characteristics of burns (based on page 34)1. types2. characteristicsfirst degree burnsaffect the top______ of the skin.dry, red and mildly______._______ painful.turn white when ______.second degree burnsaffect both the ____ & the ______ layer. ________, red and swollen.extremely painful.________ watery surfacethird degree burnsaffect_____ ________ layers of the skin.swollen; ______ canbe seen.______ or ____ pain if the nerves are damaged.black and white and _______.6..answer the questions(page35 ex3)1).why should you put cold water on a burn?because the cold water stops the burning process, stops the pain and reduces the swelling. 2). why doesn’t a third degree burn hurt?because in the third degree burn the nerves have been damaged. if there are no nerves, there is no pain.3). why do you think clothes and jewellery near burns should be removed?because bacteria from the clothes and jewellery could infect the burns.4). if someone has a third degree burn, why might you see tissue? because all the layers of the skin have been burnt showing the tissue underneath.7.decide whether the first aid treatment is right (r) or wrong (w). (35 ex4)
period two &three
language points1. aid [u] ＆[c] help; something that gives help幫助，援助 ;助手，輔助設(shè)備 ;救護 first aid 急救 come/ go to sb’s aid 援助某人 cut off aids 終止援助 with the aid of 在… 的幫助下/借助于in aid of sth/sb 為了幫助a hearing aid助聽器 teaching aids教具 medical aid醫(yī)療救護 vt. give help to 1.幫助，援助 2.急救 aid sb with sth 幫助某人做某事aid sb in doing sth 幫助某人做某事eg. he came to my aid at once. he was able to find the museum with the aid of a map. we aided him in raising the money.he raised money in aid of the sick.2. temporary 暫時的，臨時的temporary relief from pain短暫的解痛 temporary work/ solution臨時工作/解決辦法