人教版高中英语必修一Unit4知识点详解.doc

1、Part 1. Warming up1.Now imagine there has been a big earthquake. 现在，假设有一次大地震。 (1)sth. happen to. sb.某事发生在某人身上 Did you hear what happened to David last night? 你听说大卫昨天晚上发生什么事了吗?What will happen to the children if Peter and Alice break up? 如果彼得和爱丽丝离婚孩子们将怎么办?(2)happen to do sth.碰巧做某事I happened to see Pe

2、ter on the way to the bookstore yesterday. 昨天我去书店的路上碰巧遇见了彼得。(3)It (so) happened that碰巧.It so happened that I saw Peter on the way to the bookstore yesterday. 昨天我去书店的路上碰巧遇见了彼得。I happened to be out when he called. 他来访时，恰巧我出去了。(= It happened that I was out when he called.)Part 2. Pre-reading, reading a

3、nd comprehending1. Imagine your home begins to shake and you must leave it right away.shake(v.) (shook, shaken) 摇动，震动 eg: Shake the bottle before taking the medicine. 服药之前将药瓶摇一摇。 使受震撼；使（信念等）动摇 eg: They were badly shaken by the news of her death. 她死的消息令他们大为震惊。 （指人）打颤，颤抖 eg: She was shaking with cold/

4、laughter/fear/anger. 她冻得/笑得/吓得/气得浑身发抖。 shake(n.) (C 常用单数） 摇动，震动 eg: a shake of the head 摇头拓展：shake hands with sb. = shake sb. by the hand = shake sbs hand 与某人握手 shake ones head 摇头（表示否定、怀疑、悲伤、不赞成） shake ones fist (at sb.) 向某人挥拳（表示愤怒或恐吓）2. For three days the water in the village rose and fell, rose an

5、d fell.rise(vi.) “升起，升高”，其后不能接宾语，不能用于被动语态。eg: 1.The sun rose at seven oclock. 太阳七点种升起。 2.The balloon rose up slowly into the air. 气球冉冉升上天空。 3.Her temperature is still rising. 她的体温还在升高。 rise(vi.) （河水，物价等）上涨；提高；起身eg: 1.The river is rising after the rain. 雨后河水涨了。 2.Prices have risen steadily during the

6、 past decade. 过去十年间物价一直在平稳地上涨。 3.His voice rose in excitement. 他激动得声音提高了。 4.The all rose from their seats to greet us. 他们都站起来迎接我们。 raise(vt.) 抬起，举起eg: 1.He raised his arms above his head. 他把手臂举过头顶。 2.The box is too heavy, I cant raise it. 这箱子太重了，我举不起来。 3.If you have any question, please raise your h

7、and. 如果有问题，请举手。 raise(vt.) 提高；提出；增加eg: 1.He raised his voice. 他提高了嗓门。 2.The price of tomatoes has been raised recently. 最近西红柿的价格提高了。 3.He raisd a question at the meeting. 他在会上提出了一个问题。 raise(vt.) 抚养；饲养eg: 1.She raised a lot of chickens. 她养了许多鸡。 2.The farmers raises cattle and sheep. 农场主饲养牛和羊。3. In th

8、e farmyards, the chickens and even the pigs were too nervous to eat. 农家大院里，鸡甚至猪都紧张得不想吃食。too.to结构一般表示否定含义,意为太.以致于不能eg:He is too old to work. 但too.to在下列情况下却表示肯定含义: “never / not too to”这一结构意思是“不太所以能”。双重否定表示肯定意义。例如： One is never too old to learn. 活到老，学到老。 It is never too late to mend. 亡羊补牢，犹为未晚。 Tom did

9、nt get up too late to catch the early train. 汤姆起得早，赶上了早班火车。 eg:English is not too difficult to learn.英语并不太难学.(2) “toonot to ”这一结构表示肯定意义时，意思是“太不会不”。例如： She is too kind not to help you. 她这么好，不会不帮助你的He is too wise not to see that.他很聪明,不会不懂这一点.(3)当too后的形容词是某种心理活动、情绪状态的形容词，如anxious, apt（有的倾向的；易于），easy, e

10、ager, glad, happy, pleased, ready, willing等时，too表示肯定意义，相当于very, extremely, 意思是“十分；极其”。例如： She is too easy to get angry. 她太易发脾气了。 He is to ready to help others. 他很乐于助人。John is too eager to see Alice. 约翰极想见艾丽斯。(4)当too前有only, but, all，just,simple 等词时，“tooto”结构不再表示否定意义，而是表示肯定意义。too相当于very，意思是“非常；十分”。例如：

11、 I am only too glad to become a member of you. 我非常高兴成为你们中的一员。 We are but too eager to receive your invitation. 我们极渴望接到你们的邀请。 Im only too glad to see you .见到你非常高兴.They are but too pleased to hear the news.他们听到这个消息,非常高兴.(5)与cannot连用时.不再表示否定意义，而是表示肯定意义，意思是“越越好；无论也/都不过分”。例如： You cannot be too careful to

12、 cross the street. 你过街时越小心越好。eg:You cannot be too careful(=You can never be careful enough) to do your homework.你做作业越仔细越好(=无论怎样仔细也不过分).(6)当不定式在句中作定语或真正的主语时.eg:There are too many problems to be solved.有很多问题有待解决.4. In the city, the water pipes in some buildings cracked and burst.在市内，有些建筑物里的水管爆裂开来。burs

13、t(v.) （使）爆炸；胀破，爆破eg: 1.Water-pipes often burst in cold weather. 水管在寒冷的天气里经常冻裂。 2.The balloon burst. 气球爆炸了。burst(v.) （仅用于进行时）塞满，几乎要胀破（+with）eg: 1.More pudding? No, thanks. Im bursting! “再吃点布丁好吗？” “不了，谢谢，我肚子已经撑胀了。” 2.I am bursting with pride. 我自豪极了。burst(n.) 爆炸，爆破；某事物的突然爆发eg: A burst of hand-clapping

14、followed the ending of the song.歌声结束之后响起了一阵掌声。拓展： （1）burst sth. open 突然或猛然打开 eg: The police burst the door open. 警察把门撞开了。 （2）burst in 突然进入（房间） eg: The police burst in and arrested the boy. 警察突然闯进逮捕了那个男孩。 （3）burst into sth. 突然或猛烈地发出或产生出某事物 eg: burst into tears/laughter 突然哭起来/笑起来 burst into anger 勃然大怒

15、 （4）burst out (+ doing) 突然开始做某事eg: burst out crying/laughing/singing 突然哭起来/笑起来/唱起来5. But the one million people of the city, who thought little of these events, were asleep as usual that night. think little of 不放在心上；看扁，轻视 eg: 1.Most people thought little of the 8-year-old boy. In fact, they were wrong. 大多数人小看了这个8岁的男孩。事实上，他们错了。 2.Sometimes, we must notice details. If you thin