人教版高考英语核心考点归纳必修三：unit 4知识点总结.doc

1、高考英语核心考点归纳-必修三unit 41.in time及时;迟早;总有一天【教材原句】They were in time to produce carbon dioxide,nitrogen,water vapour and other gases,which were to make the earths atmosphere.最终产生了二氧化碳,氮气,水蒸气和其他多种气体,从而形成了地球的大气层。领悟高考究考法用in time或on time填空(1)If you cant arrive there on time,you should warn them.如果你不能按时到达,应该预先

2、通知他们。(2)Im just so glad I was there in time to help my son.我很高兴我能及时赶到那里帮助我的儿子。单句写作(3)如果坚持下去,总有一天你会成功的。If you keep on,you will succeed in time.联想拓展记考点(1)at times 有时;偶尔;不时(2)on time准时;按时(3)in no time 立即;马上(4)at one time 曾经;一度(5)at no time 从不;决不(6)all the time 一直;始终(7)at a time 一次;每次2.exist vi.存在,生存【教材

3、原句】They laid eggs too and existed on the earth for more than 140 million years.他们也生蛋,在地球上生存了一亿四千多万年。派生existence n.存在,生存existent adj.存在的,现存的领悟高考究考法翻译句子(1)It exists in milk in great amount.它大量存在于牛奶中。(2)Jet airplanes and big trucks didnt exist yet.然而,喷气式飞机和大卡车还不存在。用exist的适当形式填空(3)There exist different

4、opinions on this question.对于这个问题存在着不同的意见。(4)The change endangers the very existence of certain animals and birds.这种变化威胁到了某些动物和鸟的生存。(5)If people had normal lives,these cafes wouldnt exist.如果人们过正常的生活,这些咖啡店就不会存在。联想拓展记考点(1)There exists/existed.某地存在有 (2)exist on靠为生(3)come into existence开始存在,成立(4)bring.in

5、to existence 使发生,产生3.in ones turn轮到某人;接着【教材原句】Thus they have,in their turn,become the most important animals on the planet.于是,他们接着成为了这个行星上最重要的动物。领悟高考究考法完成句子(1)When its in my turn,Im too excited to speak.当轮到我时,我太兴奋以至于讲不出话来了。(2)He cooked the meal in his turn this week.本周轮到他做饭了。联想拓展记考点(1)in turn 轮流地;挨个

6、;依次;反过来(2)out of turn 不依顺序地(3)take turns 依次;轮班;轮流(4)by turns 轮流地;交替地4.prevent.from doing sth.阻止做某事【教材原句】They are putting too much carbon dioxide into the atmosphere,which prevents heat from escaping from the earth into space.他们把过多的二氧化碳排放到大气层中,这使得地球上的热量不能释放到太空中去。领悟高考究考法介词填空或用所给词的适当形式填空(1)If you like,

7、a squeeze of fresh lemon juice on the bananas will prevent them from turning brown.如果你喜欢,往香蕉上滴新鲜的柠檬汁可以防止香蕉变成褐色。(2)Sure,I could have asked her,but something prevented me from doing(do)so.当然,我本应该问她,但是一些事情阻止了我这样做。联想拓展记考点prevent sb.from doing sth.的同义短语有stop sb.from doing sth.和keep sb.from doing sth.。但是需

8、要注意的是:在主动语态中,prevent/stop sb.from doing sth.中的from可以省略,但keep sb.from doing sth.中的from则不能省略;在被动语态中,三个结构中的from都不能省略。In order to keep the children from swimming in the sea,he keeps them staying at home all day.为了不让孩子们去海里游泳,他把孩子们整天关在家里。5.pull n.&vt.拉(力);拖;牵引力【教材原句】As the rocket rose into the air,we were

9、 pushed back into our seats because we were trying to escape the pull of the earths gravity.随着火箭徐徐升空,我们努力逃离地球的引力从而使得我们被重重地向后推在座位上。领悟高考究考法用适当的介词或者副词填空(1)Larry pulled over,set the brake and got hold of the fire extinguisher.Larry把车停到路边,拉了手刹,拿起灭火器帮忙灭火。(2)On a family car trip,her Aunt Dede pulled out a

10、copy of Harry Potter,as a surprise for her niece.在一次家庭自驾游途中,她的姑妈Dede掏出一本哈利波特作为给侄女的惊喜。(3)Hearing her coughing bitterly one night,I decided to pull her from it all.一天晚上听到她痛苦地咳嗽,我决定不让她去训练了。(4)Last October,while tending her garden in Mora,Sweden,Lena Pahlsson pulled out a handful of small carrots and wa

11、s about to throw them away.去年十月,Lena Pahlsson在瑞典莫拉照顾自己的花园,她拔了一把胡萝卜并且正准备把它们扔掉。翻译句子(5)After hours in the cold and wet,he reached inside and pulled the wallet out hoping to find some ID so he could contact(联系)the driver.在寒冷潮湿的天气中等了几个小时后,他把手伸进车窗里,将钱包拽了出来,希望能在其中找到身份证件之类的东西,以便联系司机。(6)Would you mind giving

12、 the bell a pull?不介意的话,请拉一下铃好吗?联想拓展记考点(1)pull down 拆除,摧毁(建筑物)(2)pull in(火车)进站停靠(3)pull off 驶向路边短暂停车;完成(4)pull up 停止(5)pull out(火车)出站;驶离路边(6)pull over 向路边停靠(或让车)6.break out(战争、火灾等)突然发生;爆发【教材原句】We watched,amazed as fire broke out on the outside of the spaceship as the earths gravity increased.我们惊奇地看着,

13、随着地球引力的增加,宇宙飞船的外层燃烧起火。领悟高考究考法完成句子(1)Her friends came to help her when the war broke out.战争爆发时,她的朋友都过来帮她。单句写作(2)夜间突然发生了火灾。Fire broke out during the night.联想拓展记考点(1)break away from脱离;摆脱;甩掉(2)break down毁掉;把分解;(身体)垮下来;抛锚(3)break in非法闯入;打断;插嘴(4)break into破门而入;非法闯入(5)break off折断;中断;突然停止(6)break through突围;

14、突破(7)break up分解;打碎;驱散;结束7.now that既然;由于【教材原句】“Oh dear,”I cried,“walking does need a bit of practice now that gravity has changed.”“天哪,”我大声说,“重力改变了,看来走路也的确需要练一练了。”领悟高考究考法诵读或翻译句子,体会黑体部分含义(1)Now that you know why you want to wake up,consider re-arranging your morning activities.既然你知道你为什么醒来,那就重新安排一下你早晨的

15、活动。(2)Now that the kids have left home,we have got a lot of extra space.孩子们都离开家了,我们住着就更宽绰了。联想拓展记考点常用的引导原因状语从句的连词有because,since,as,considering等。Considering it is eight oclock,well wait no longer.由于已经八点了,我们不再等了。核心句式1.This produced a chain reaction,which made it possible for life to develop.这就产生了一系列的反应

16、,使得生命就有可能发展了。分析提炼究考法“make+it+宾语补足语+真正的宾语(宾语从句或动词不定式等)”是固定句式。宾语补足语可以由形容词、名词、分词等充当。常用于此结构的动词还有think,feel,find,consider,take等。领悟考法用考点翻译句子(1)Some immigrant advocates worry that as hard financial times make it more difficult for natives to keep jobs,such measures will become more a vehicle for intoleranc

17、e than integration.一些移民支持者担心,严重的金融危机使得本国人很难保住工作,这样的措施将成为一种不包容的工具,而不是融合。(2)In his introduction,he made it clear that our credits would be hard-earned.在介绍时,他清楚地表明我们需要努力方能挣得学分。2.But when I tried to step forward,I found I was carried twice as far as on the earth and fell over.而当我试着向前迈步时,我发觉我被送出去很远,步子的跨度

18、竟是在地球上的两倍,因而我摔倒了。分析提炼究考法twice as far as.是一种倍数的表达方法,意为“是的两倍远”。英语中常用的倍数表达法有:(1)A+be+倍数+as+ adj./adv.原级+as+B(2)A+be+倍数+ adj./adv.比较级+than+B (3)A+be+倍数+the+名词(size/weight/length.)+of B领悟考法用考点完成句子(1)Jessica devoted three times as much time and energy as she did before,so I believe she will succeed this t

19、ime.杰西卡付出的是以前的时间和精力的三倍,所以我相信她这次能成功。(2)Those given night milk contained 10 times the amount of melatonin.给的那些“夜间牛奶”包含了10倍的褪黑素量。一句多译(3)据报道,最近发现了一颗行星,它几乎是地球的三倍大。It is reported that a new planet has been discovered recently,which is almost three times as largeas the earth.It is reported that a new planet has been discovered recently,which is almost three times bigger than the earth.It is reported that a new planet has been discovered recently,which is almost three times the size of the earth.