1、（牛津版深圳版）英语九年级上册课文知识点Unit1 Archimedes and thegolden crownOne day in ancient Greece, King Hiero asked a crown maker to make him a golden crown.At first, he was very happy with it. Its a nice crown, isnt it? he asked his men. Later, however, he began to doubt that it was a real golden crown. Is it made
2、 completely of gold? he wondered. He sent it to Archimedes and asked him to find out the truth.This problem seems difficult to solve. What should I do? thought Archimedes.Archimedes was still thinking about this problem as he filled his bath with water. When he got into the bath, some water ran over
3、.Thats it! shouted Archimedes. I know how to solve the kings problem!Archimedes went straight to the palace to see the king. First, he weighed the crown and asked the king for some gold of the same weight.Next, he put two pots into two big bowls and filled both pots with water. He put the gold into
4、one pot, and some water ran into the bowl. Then he put the crown into the other pot. This time,even more water ran into the bowl.Look at this, said Archimedes to King Hiero. A crown made completely of gold displaces less water than a crown made of gold and another metal. This crown displaced more wa
5、ter than gold of the same weight, so Im certain that its not completely made of gold.The crown maker tricked me, didnt he? What a bad man he is! Shouted King Hiero. He then sent the crown maker to prison.【知识点】golden adj.金色的； wooden a.木质的ancient a.古代的 modern 现代的At first 首先，起初；firstly；to begin with；fi
6、rst and foremostIts a nice crown, isnt it? 反义疑问句，前肯后否原则begin to do/doing=start to do/doing 开始做某事；at the beginning/start of 在.开端be made of 由.制成，看得出原材料；be made from 由.制成，看不出原材料wonder 想知道=want to know wander 闲逛，徘徊 wonder n.奇迹；wonderful a.奇妙的find out 查找，查明，发现；work out 解决，算出=figure out =solveThis problem
7、 seems difficult to solve. 这个问题似乎很难解决。 句型：sth seem adj to do（seem +adj） It seems that./ to be. Sb seems that.think-thought-thought ；think of想起，记起；think over仔细考虑；think about 考虑fill.with=be full of 填满get into=go into=come into =enter 进入run over 溢出 run out of =use up 用完，用尽shout 喊叫 shout at 朝.大喊；laugh a
8、t 嘲笑I know how to solve 宾从省略句=I know how Archimedes solved problems.go straight 直走；straightly 笔直地，直接地weigh v.权衡，考虑；weight n.重量 length n.长度 lengthen v.延长put A into B 把A放进B；add A into B 把A加入到Bone.the other.一个，另一个；others其他的.=other+nother 其他的；the others 剩下所有的even 修饰比较级；much；far；a lot；a bitA crown made c
9、ompletely of gold done作后置定语What a bad man he is！感叹句 what+n；how+adjMore practice Cao Chong weighs an elephantCao Chong was the son of Cao Cao. One day, Sun Quan sent Cao Cao a present. It was a huge elephant. Cao Cao wanted to find out the weight of the elephant. What a huge animal it is! Can anyone
10、tell me how to weigh it? he asked the crowd around him. Can we get a large scale? asked a soldier. However, no one could find a scale large enough. Can we cut it up? asked another soldier. No. I dont want to kill it, said Cao Cao. Just then, young Cao Chong had a wonderful idea. I can weigh the elep
11、hant! he said. Let me have a try. Cao Chong asked some soldiers to lead the elephant onto a boat. As the heavy animal walked onto it, the boat went lower into the water. Cao Chong drew a line on the side of the boat to mark how low it went. The elephant was then taken off the boat and the boat was f
12、illed with rocks until it went down again and water reached the line on the boat. Cao Chong then weighed the rocks. He added up the weight of all the rocks and said, This is the weight of the elephant. Cao Cao was very happy with his son. My son is very clever, isnt he? he said. Everyoneagreed.【知识点】
13、 the son of .的儿子；the weight of .的重量；the length of .的长度want to do=would like to do想要做；find out 查找，查明，发现；work out 解决，算出=figure out =solveadj+enough ；be enough to do；have enough time to do 有足够时间做某事cut up 切碎；cut off切断；cut down 削减，砍倒；cut in 插嘴a wonderful idea 一个好想法；wonderful 奇妙的；wonder v.想知道 n.奇迹As the h
14、eavy animal walked onto it 当.时候；as is known to all 众所周知；as is said above 正如上述；as is reported，正如报道take off 拿走，脱下；take up 占据；take care of 照顾；take on 呈现；take in 吸收fill. with.=be full of 填满until 直到；not.until.直到.才.on the boat 在船上；add up 合计，增加；add up to 总数达到.；add.into 把.加入.be happy with=be satisfied with=
15、be pleased with 满意.；开心.agree v.同意 agreement n.同意 agree with.同意Unit2 geniusesMany people consider Albert Einstein (1879-1955) a genius. This story about him shows that he also had a sense of humour. Einstein often received invitations to explain his theories at different universities. On these trips,
16、 his driver Hans often said to him, Its a pleasure to drive a genius like you, Dr Einstein. One evening, on their way to a university, Einstein said, Im so tired. I wish I could avoid giving my lecture tonight, Hans, but I dont want to let my audience down. I know what to do, said Hans. I can give t
17、he lecture for you. You can trust me. Ive listened to your lecture so many times that Ive learnt it by heart. No one knows you at this university, so they wont find out. So, they changed places. At the university, Hans was guided to the front of the hall. Einstein took a seat, listened to Hans give
18、his lecture without difficulty, and joined in the applause at the end. However, before Hans left, a man shouted, Id like to ask you a question. He then asked a question so difficult that Hans had no idea what he was talking about. Einstein turned pale. Oh no! he thought. Now were in trouble. But Han
19、s just laughed and said, Thats such an easy question that even my driver can answer it. Hans, please . Einstein stood up and answered the question perfectly.They left the university, with Einstein driving. A little later,Hans offered to drive. No, laughed Einstein. Its a pleasure to drive a genius l
20、ike you,Hans.【知识点】genius 天才，天赋；精神consider=think of 考虑 considerable a.相当多的 considerate a.体贴的a sense of humour 幽默感；make sense有意义；common sense 常识receive invitations=accept invitations 接受邀请at different universities 在不同的学校On trips 在旅行中（短途）；travel 旅行（长途）；journal 游记Its a pleasure to do 开心做某事I wish that.；wi
21、sh sb sth；祝愿. let down失望；let go 放走I know what to do 我知道做什么；宾从省略句give the lecture 演讲so many times 许多次；times 次数；time 时间by heart 用心；by oneself 自己=on ones own =lonely=alone；by+交通工具；by doingguide=lead 引导，指引 guide to /lead toin the front of；in front of；at the back of；in the middle ofhave a seat 就坐；sit v.坐
22、下 seat n.座位so.that.如此.以至于.；so+adj that.；特殊：so easy a question that.in trouble 处于困境之中；in danger 在危险之中；in surprise 惊奇地；in+抽象名词with sb driving ，with的复合结构；with the help of.帮助.offer to do；offer sb sth；offer sth to sb 提供.给某人Unit2More practice Einstein and the little girlOne afternoon, Einstein was walking
23、 home from work. At the same time, a 12-year-old girl was walking home from school. They weresoon walkingside by side. The girl looked at himcuriouslyfrom time to time. Pardon me, the girl said, but you look just like Albert Einstein. Thats because I am Albert Einstein! Einstein said. I dontbelieve
24、you, the girl said. Everyone knows that Einstein is a genius. But youre wearing your sweater backwards, so you cant be very clever. Einstein began to laugh. Youre the first person to be so honest with me, he said to the girl. Its a pleasure to hear someone tell me the truth about my look. After that
25、 day, the girl often went to visit Einsteins house after school. One afternoon, the girls mother went to visit Einstein. She asked him why he spent so much time with her daughter. Our friendship is easy to explain, Einstein said. Your daughter tells me the truth about my look and brings me cookies.
26、In return, I help her with her Maths homework. At the same time :同时=in the meantime =meanwhile Soon 不久How soon .？多久以后.用in +时间段回答As soon as 一就 Side by side 肩并肩Little by little = gradually 渐渐地Year by year 逐年 Curiously 好奇地 Curiosity n.好奇心Curious a. 好奇的 From time to time 时常、偶尔=at times = in a while =now
27、 and then 表语从句 Believe + sb. 相信某人Believe in +sh 信仰某事 Laugh v.笑 laugh at 嘲笑 = make jokes on sb Laughter n.笑声 Be the first person to do sth 第一个做某事的人 Honest adj. 诚实的 be honest = be in honesty Truth n.真相，事实Truly adv 真正地 ask sb sth 询问某人某事ask for sth spend some time with sb 和某人待在一起be easy to do sth 做某事很简单
28、bring sb sth = bring sth to sb 给某人带来某事 Take sb sth 给某人带去某事Unit3 Family life in citiesPaula interviewed two teenagers for a programme on family life. She asked them some questions. Here are their answers. Emily (aged 15) 1 well, there are just three of us: my mum, my dad and me. 2 Have I got many pos
29、sessions? Yes, Ive got a lot of things: a big TV, a new computer and a mobile phone. 3 No, Im not expected to do the housework. 4 We go out for dinner together sometimes, but my dad is often abroad on business, and my mum works too. We usually just do our own personal things. 1 No, they dont usually
30、 set rules for me and since Im a good daughter they never punish me. Well, I like our new flat. Its much bigger than our last one. But I feel lonely when my parents are away from home. Jerry (aged 14) 1 My mum, dad, grandma and my sister Rosie. Although it sometimes feels crowded in our little flat
31、we dont mind. 2 No, I havent got many possessions. I have no interest in things like fashionable clothes. new fashions soon go out of date, dont they? Thats what my grandma says. 3 Yes, I help with the housework. I wash the dishes and even iron my own shirts. My grandma says young people should lear
32、n to look after themselves. 4 Yes, we like doing things together. We eat meals together every day, and my family always come to school events. 5 Yes, I suppose they set some rules for me. For example, unless I finish all my homework, I cant watch TV, and I cant go out with my friends either. 2 I lov
33、e all my family very much. We have a close relationship, and we always support each other. Interview v.采访Interviewee n. 参加面试的人Interviewer n. 面试官 be expected to do sth 被期待做某事 be abroad on business 在国外出差 set rules for sb 给某人设定规则 much + 形容词比较级，除了much 以外，还有far、a lot 也可以修饰形容词比较级 lonely 形容词 feel lonely al
34、one 副词 live alone be away from 远离 have no interest in 对没有兴趣be interested in 对有兴趣 go out of date 过时 表语从句 learn to do sth 学着去做某事 suppose v.认定，认为be supposed to do 应该做某事unless 除非，引导条件状语从句相互支持，each other= one anotherMore practiceARead the article and then answer the questions below.How to communicate wit
35、h your parentsMany young people have trouble communicating with their parents. However, there are some very useful tips to help solve this problem. First, make a list of the things you and your parents disagree about most. With each of these things, try to find an answer acceptable to both you and y
36、our parents. It is no good for you to require everything to go your way. You have to be ready to change a little if you want them to change. Second, talk to your parents when it is convenient for them. Remember that your parents may have to work long hours and this can make them tired, so be patient
37、 with them. Third, listen to what your parents have to say. How can you expect them to listen to you if you are not ready to listen to them? In addition, your parents were once young like you, so they understand your situation better than you expect. Finally, if you do not let a satisfactory result,
38、 try not to get too angry. Talk with your parents and find out their reasons. Part of growing up is learning to live with these kinds of disagreements, and learning to understand another persons way of looking at things. With a little hard work, you can learn to communicate better with your parents.
39、 have trouble doing sth 做某事有麻烦have difficulty doing sth 做某事有困难 solve = deal with = cope with 解决问题 each of = every of 每一个 对可接受的 It is no good for sb to do sth 对某人来说做某事没好处 Require 要求Requirement n. 要求 Be ready to do sth 准备好去做某事 It is convenient for sb to do sth 对某人来说做某事是积极的 Make sb adj. 使某人怎么样 Be patie
40、nt with sb 对某人有耐心、patient 还有病人的意思Patience n.名词 in addition :另外，额外 = whats more satisfy v.使满意 Be satisfied with 对感到满意 find out 查明 growing up 成长 kinds of 种类 all kinds of 各种各样的 communicate with sb 和某人交谈Unit4 problems and adviceMany newspaper and magazines have an advice page. People write to ask for he
41、lp with their problems. The following internet posts were written by four teenagers to an online newspaper. Aunt Lindas advice pageAnna (posted 26-11-18:25)Im worried about my friend Jolin. She wants to be a model and shes thin, but she thinks shes fat. Shes always on a diet. Shes getting too thin,
42、but whenever I talk to her about this, she gets angry. How can I help her?Peter (posted 28-11-19:00)I went out with a group of friends yesterday. We saw a lady lying in the street. She looked very sick. My friends made jokes about her and laughed. Though I wanted to help her, my friends told me not
43、to. It was awful of them to laugh at her, and I regret not saying anything. I feel ashamed of myself. What should I do in this situation?Simon (posted 28-11-21:03)Ive just started wearing braces, but I hate them. I dont see any advantage in wearing them. My friends all laugh at me and say had things
44、 about me. I feel embarrassed when I smile or open my mouth. The braces hurt my teeth, and its difficult for me to eat. I feel it was a mistake for my mother to make me wear these ugly braces. What do you suggest?Julie (posted 28-11-22:02)I have to share a room with my seven-year-old sister, and she
45、s driving me mad! She has a habit of playing the piano when Im studying, and she always takes my things without telling me. I try to keep the room tidy, but she always makes a mess. I love my sister, but sometimes shes so annoying! What should I do? ask for help 寻求帮助be worried about= worry aboutwant
46、 to do sth.=would like to do sth.=feel like doing sth. 想要做on a diet 节食get thin 变瘦whenever 无论何时 wherever; whatever; howeverhelp sb with sth.help sb. (to) do sth.with the help of=with ones help go out 外出；出去go out of date 过时a group of 一组；一群see sb do sth 看见某人做某事全过程see sb doing sth 看见某人正在做某事notice; watch; hearlie 谎言 n. 撒谎v. lied lied lying 躺v. lay lain lying lay 放置，下蛋 laid laid layinglook very sick 看起来很虚弱make jokes about=play jokes on=make fun of=laugh at 嘲笑though 让步状语从句although; even though/ifIt is +adj.+ to do 做某事是的 It is +adj.+
