《book5 unit5单词、重难点讲解、课文》.pptVIP

课前范文背诵 Hello, everyone! Im glad to give you some knowledge about first aid when a fire breaks out. First, its important to keep calm and escape safely from the exit as soon as possible. At the same time do call 119 and tell them the exact address on the phone. If you are trapped, be sure to close the door so that you can resist the intrusion（ [?n?tru??(?)n] n.侵入;打扰） of heat and smoke. Never forget to stand in front of an open window and shout for help with a wet towel covering your mouth and nose. Besides, if unfortunately you are burnt, cool the area of skin with running water and put a piece of dry clean cloth over it or go to hospital immediately. ; 词汇补充及重难点讲解 1.aid n.帮助; 援助; 资助；辅助者/设备 v.帮助; ①economic/humanitarian/emergency aid 经济 / 人道主义 / 紧急援助 ②He aided me in business./ He was too busy to come to my aid. ③A dictionary is an important aid in learning a foreign language. ④With the aid of the doctor, Joe was back on his feet again. ⑤My professor aided me to continue my study. aid sb to do sth/with sth/in (doing) sth；与assist用法相同 2.temporary 暂时的，临时的； 反义词：permanent 永久的 contemporary 同时代的;当代的 3.fall ill/asleep/silent 4.injury n.---injure v.---injured adj. 5. bleed v.--bled--bled ---blood n. blood bank血库 ;6.ankle 脚踝 waist腰 wrist手腕;腕关节 angle 角;角度 angel 天使 7. choke v.使窒息 ；哽咽 (1)Very small toys can choke a baby. (2)‘I cant bear it,’ he said in a choked voice. “我实在忍不下去了。”他声音哽咽地说道。 (3)The pond was choked with rotten leaves. 8.essential/vital/important It is vital for students to master at least a foreign language at college. 9.Lack of confidence is a psychological barrier to success. There is no reason why love shouldnt cross the age barrier. 10.poison n/v.---poisonous adj.有毒的 11.complex adj复杂的 n.情结;建筑群;相关联的一组事物 ;12.a variety of=varieties of=various adj.各种各样的;不同种类的 vary v.变化多;变化;使多样化 vary from...to... 从……到……不等;在……到……之间变动 vary with... 随……而变动 13.liquid n. 液体 solid 固