1、Book5 Unit5 First Aid预习学案一、 目标聚焦、1. 了解有关家庭意外急救的措施。2. 学会使用省略句,尤其是状语从句的省略。3. 学会使用简练而准确的词汇写出简单的急救措施。二、 走近课文:1. 请同学们阅读并完成Reading1.2. 请同学们阅读并完成Reading2.3. 句式点击:1) If possible, discuss what kind of first aid you should give in these situations.If possible(=If it is possible)是省略句.在条件状语从句中 们从句的结构是“It is +ad
2、j.”或从句的主语与主句的主语一致,从句的谓语动词是be+to do /doing/done,可以把”It be ”主语和be省略而构成省略。eg. Unless (I am ) invited, I will not go to the party.如果不邀请我,我就不去参加晚会。2) So, as you can imagine, if you skin gets burned, it can be very serious.因此,你可以想象到,如果你的皮肤烧伤了,就可能非常严重。as you can imagine是as引导的非限制性定语从句,关系代词as在句子中作的宾语,指代的是”if
3、 your skin gets burned, it can be very serious”整个句子,as意思是”正如,好像”该句子可以转化为 “So, if you skin gets burned, it can be very serious, which/ as you can imagine.3) turn white when pressed 受压时变白是一个省略句,完整的形式为:等从 属词在引导状语从句时,若从句的主语与主句的主语一致,且谓语动词中含有系动词。则可以省略主语和,构成连词分词结构4) Not only am I interested in photography,
4、 but I took an amateur course at university.我对摄影不只是感兴趣,我在大学里还选修过业余课程来提高技术呢?not only but also连接两个并列的分句时,前面得分句用倒装,后一个不用。5) Have you ever had a case where sb. accused your journalists of getting the wrong 你有么有过这样的情况:别人控告你的记者说他的报道失实呢? where 引导定语从句,相当于in which :修饰先行词case; 另外situation, position, point, st
5、age 等词的后面也常跟where引导的定语从句 。 eg. Can you think of a situation where we can use this expression? 你能想出一个我们可以使用这个词的情景吗?三、 语法: 省略课文原句1) If possible, discuss what kind of first aid you should give in these situations.2) turn white when pressed 3) 以上两个句子的省略都属于状语从句中的省略。为了避免重复,句子中的某些成分可以省略。常见的省略有以下几种情况。1) 并列复
6、合句中某些相同成分的省略: eg. He often regards English as easy and (he often regards )French as difficult.他常把英语看做是简单的,而法语是难的。2) 状语从句中的省略:eg. Wood gives much smoke while(wood is) burning.木头燃烧时放出很多烟。3) 宾语从句中的省略:Please give me one of these books, I dont care which(you pass me)请给我以本书,我不在乎哪一本。4) 不定式结构中的省略:- Will you
7、 go with me? 你愿意和我一起去吗?- Well. Id like to (go with you ).好的,我愿意(和你一起去)。5) 使用so, not等的省略:-Can you finish your work today?- I think so.She may not be free today. If so, you will not come to me.四、 知识点:1. aid1)n. 帮助;援助The job would be impossible without the aid of a computer.这项工作不用计算机是不行的。We should give
8、 some economic aid to the Third World.我们应该给予第三世界国家一些经济援助。2)v.援助;帮助;支援 aid sb. to do sth.=aid sb. in doing sth.=aid sb. with sth.帮助某人干某事with thw aid/help of sb.=with ones aid/help 在某人的帮助下为了帮助2. injury n.1)伤,伤口2)伤害,损害Your words may injury her pride.你的话也许会伤他的自尊心。受伤的 adj. injuredHe was injured badly in
9、an accident during the work.他在一次工商事故中收了重伤。区别:injury指平时的大、小创伤或伤害,也可以用于无生命的东西。would 指战斗中刀、抢的伤。hurt 尤指精神上火身体上的伤害、肉体上的伤痛。damage指损失、损害(不表示伤痛),主要用于物.harm指精神和肉体的极大伤害,不但可以用于生物,也可以用于抽象事物。3. electric电的(用电的,带电的,发电的)电灯电炊具电椅 adj.electric指由电产生的或代电的物体。electrical多指本身不产生电,却与电有关的或有关电学方面的。an electric clock/lamp电钟、电灯 a
10、n electrical engineer电气工程师electricity n.电4. barrier屏障,障碍物The crowd had to stand behind barriers.人群只好站在屏障的后面。障碍;阻力;关卡分界线,隔阂,障碍There was no barrier between reality and fantasy in his hand.在他的头脑中,现实与幻想之见没有这正的界线。the barrier against sth.防止的障碍the language barrier语言障碍5. swell(使)膨胀,隆起Her leg has swollen badly.他的腿肿的很厉害。His heart swelled with pride as he watched his daughter collected her prize.他看着女儿领奖时心中充满了自豪感。6. squeeze挤;压榨;榨He squeezed an orange to get the juice out.他挤压橘子一便榨出桔汁。 He squeezed himself into a crowed bus.他挤进拥挤的公共汽车。 squeeze in/into 挤进去 squeeze out 榨出,挤出,压出 squeeze sth. out of 挤出榨出