学年人教版英语九年级 Unit4 知识点整理.docx

1、学年人教版英语九年级 Unit4 知识点整理Unit 4知识点P251.used to do sth.过去常常做某事 be used to doing sth.习惯于做某事 He used to get up late,but now he is used to getting up early. 他过去常常起床很迟，但是现在习惯于早起。I used to be afraid of the dark.我过去害怕黑暗。2.used to do sth.中used 不随主语的变化而变化。Mario, you used to be short ,didnt you ? Mario,你过去很矮，不是吗

2、？Yes,I did./No, I didnt.(依据事实来答）3.Whats sb like ?可用来提问人的相貌，也可用来提问人的性格、品质。而What does sb look like?只用来提问相貌Whats your math teacher like?既可以回答：Hes tall and thin.也可以说Hes outgoing.What does your sister look like?-Shes of medium build with short hair.她中等身材，留着短发。P264.humorous adj.有幽默感的、滑稽有趣的 serious adj.严肃的

3、;重大的;认真的;严重的5.silent adj.不说话的，沉默的 be /keep /stay siltent 保持沉默 silently adv.She was always silent in class.她在课堂上总是不说话。in silence 安静地，无声地He walked into the room in silence.She got good grades in silence.她默默地取得了好成绩。6.helpful adj. 有帮助的；有用的 a helpful suggestion 一条有用的建议be helpful to sb. 对某人有用 a helpful ch

4、ild 一个乐于助人的小孩7.from time to time 时常；有时=sometimes =at timesShe still plays the piano from time to time.=At times she still plays the piano.8.such /so such+a/an+adj.+n.(单数）=so+adj.+a/an+n.(单数） such a nice coat=so nice a coat such a happy childhood 如此快乐的一段童年时光such +adj.+n.(pl.)/不可数名词 such nice coatsso

5、many/much/little /few so many mistakes 这么多错误such a great idea 如此好的一个主意=so great a idea9.Its been three years since we last saw our primary school classmates.自从上次我们小学同学见面已经三年了。It is/has been +时间段+since +一般过去时。自从.已经多长时间了。since 自.以来，从.以后，可作介词或连词，后接表示时间的名词或短语，也可接表示一般过去时态的句子。since引导时间状语从句时，主句常用完成时态。 现在完成

6、时+since+过去的时间点： I have been here since 10 oclock this morning. 现在完成时+since+一般过去时since He has lived here since he was born. Ive had it since I was a baby.我还是个婴儿的时候就拥有它了。固定句式：It is/was/has been +时间段since+一般过去时 Its 5 days since he left Paris.10.hear/see/watch/find/feel/notice sb. do sth. 听到/看见/观看/发现/感觉

7、某人做过某事 (强调看见动作发生的全过程或经常看到动作发生）hear -heard-heard 、see-saw-seen、find-found-found、feel-felt-felt I often hear her sing in the room. hear/see/watch/find/feel/notice sb. doing sth. 听到/看见/观看/发现/感觉某人正在做某事 （强调动作正在进行） I heard her singing in the room just now.I used to see him reading in the library every day

8、.我过去常常看到他每天在图书馆看书。P2711.interview v.采访；面试 n.面试；访谈 interviewer n.采访者12.a 46-year-old husband 一位46岁的丈夫 a seven-day holiday an eighteen-year-old girl 一位18岁的姑娘19-year-old Asian pop star 十九岁的亚洲流行歌星13. Asia n.亚洲 Asian adj. 亚洲人的； n.亚洲人 Europe n.欧洲 European adj.欧洲人的；n.欧洲人 Africa n.非洲 African adj.非洲人的；n.非洲人

9、14.take up doing sth.学着做.,开始做.;占据（空间）占用（时间）She took up singing to deal with her shyness.她开始唱歌来应对她的羞怯。The big desk takes up too much room.z大桌子占据了太多的空间Computer games take up too much of his time.电脑游戏占用了他太多的时间15.处理；应对 deal with/或者do with注意：deal with 与how 搭配，而do with 与what 搭配 How should I deal with this

10、 problem?=What should I do with this problem?16.形容词+ness 变为名词的情况 happy-happiness, ill-illness, dark-darkness,busy-business,kind-kindness,shy-shyness 17.dare v. 敢于；胆敢 dare to do sth.敢于做某事She dared to sing in front of her class.她敢于在同学面前唱歌了。dare 还可以作情态动词，后接动词原形，常用于否定句或疑问句中。I darent speak in public.我不敢在

11、公共场合讲话Dare she go out alone at night?晚上她感独自外出吗？18.in front of 与in the front of There is a big tree in front of our classroom.(教室外面的前面）Our teacher is standing in the front of our classroom and talking.(教室里面的前面）18.不再not.anymore ,not.any longer , no more ,no longer Lucy no longer works here.=Lucy doesn

12、t work here any longer.Shes not shy anymore.她不再害羞。I dont have much private time anymore.我不再有许多的私人时间。20.too much,too many,much tootoo much+不可数名词，“太多的.”too many+可数名词复数，“太多的.”much too +adj./adv. “太.;非常.”My cousin is much too heavy because he often eats too much fast food.我表弟太胖了，因为他经常吃太多的快餐。There are to

13、o many students here.Too much attention can also be a bad thing.太多的关注也可能是一件坏事。21.Dont worry .别担心 worry about sth./sb.担忧某事/某人=be worried about sth./sb.Im worried about your safety.private adj.私人的；私密的 22.be prepared to do sth.准备好做某事=be /get ready to do sth.You have to be prepared to give up your norma

14、l life.你必须准备好放弃你的正常生活。prepare for .为.做好准备， prepare sth.for sb.为某人准备好某物prepare to do sth.准备做某事23.放弃give up ,后接名词、代词或v-ing., 其中代词做宾语时，必须放在give和up 之间,Drinking is unhealthy,so he gave it up.give up doing sth.放弃做某事give up smoking=stop smoking戒烟If you dont give up,you will succeed.24.the number of与a numbe

15、r of the number of . “.的数量 ”,做主语时，谓语动词用单数形式The number of the students in our class is 50.我们班的学生人数是50.a number of . “许多，大量”，相当于many,做主语时，谓语动词用非单三。A number of students are playing soccer on the playground.许多学生正在操场上踢足球。Only a very small number of people make it to the top.只有极少数人能登上成功的巅峰。A number of stu

16、dents are in the meeting room,let me count!The number of the students is about 160.25.make it 的用法指“及时赶到，能赶上”，常用于赴约或赶车等场合指“成功做到”We just made it in time to the bus.我们刚刚及时赶上了公交。Believe in yourself .You can make it.相信自己，你能做到。P2826.alone adj.孤身一人的，无伴的 adv.独自；单独 lonely 孤独的；寂寞的The old man lives alone,but h

17、e doesnt feel lonely.这位老人单独住着，但是他不感到孤独。27.give a speech in public 当众作演讲 in public公开地；在别人面前P2928.be nervous about.对.感到紧张I used to be nervous about tests all the time.我过去考试总是紧张。P3029.be good at=do well in 在某方面做得好Tom is good at Chinese.=Tom does well in Chinese.Tom is good at speaking Chinese.=Tom does

18、 well in speaking Chinese.30.have problems (in) doing sth=have trouble (in) doing sth.=have difficulty (in) doing sth.31.look after=take care of 照顾，照看32.seldom 不常，很少adv. 放在助/情/系之后，实义动词之前He seldom goes to school by car,does he?33.be absent from.“缺席.”Sometimes he was absent from classes and failed his

19、 examinations.他有时旷课并且考试不及格。34.fail v. 不及格；失败 fail to do sth. 未能做某事 failure feiljn.不可数We failed to climb the mountains because of the bad weather.Failure is the mother of success. 失败乃成功之母。35.take an examination 参加考试pass/fail the examination 考试及格/不及格36.send-sent-sent 派，派遣，送，发送 lend-lent-lent,spend-spe

20、nt-spentsend sb sth.=send sth.to sb.把某物送给某人 give sb. sth.=give sth.to sb.给pass sb.sth.=pass sth.to sb.递 show sb.sth.=show sth.to sb.展示post sb. sth= post sth. to sb.邮寄 lend sb. sth = lend sth. to sb.借offer sb. sth.= offer sth.to sb.提供37.worry v.担忧 worried adj.担忧的worry about .=be worried about. 担忧. Do

21、nt worry.别担忧38.advise v.建议，劝告 advise sb.(not) to do sth.建议某人（不要）做某事）advise doing sth.建议做某事 advise that+从句She advised them to talk with their son in person.她建议他们亲自与自己的儿子谈谈。in person亲身，亲自39.even if 即使，纵然，虽然Even if you learn something well,you will forget it unless you use it.即使有些东西你学得很好，如果你不使用它，你也会忘记。

22、Even though you dont like it ,you must do it.=You dont like it ,but you must do it.He kept on working even though he was a little tired.他坚持工作，虽然他有点儿累。Now I understand that even though they are busy,they are always thinking of me.现在我明白了，尽管他们很忙，但他们一直挂念着我。40.take pride in .=be proud of.为.感到自豪 They take

23、 pride in everything good that I do.他们为我做的每一件好事而感到自豪。I know my parents love me and theyre always proud of me.我知道我的父母哎我，他们总是为我感到骄傲P3241.My life has changed a lot in the last few years.现在完成时：S+have/has+V(p.p.)现在完成时的标志词：already, never, ever, just,recently, so far,before(放在句末），once/twice/three times, in the last/past years,since., for+时间段42.orStudy hard,or youll fail in the exam.=If you dont study hard,youll fail in the exam.I like apples and pears.(否定）I dont like apples or pears.43.Our parents did what they can to help us.