九年级英语第三单元知识点.docx

九年级英语第三单元知识点.docx

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九年级英语第三单元知识点

九年级英语上册第三单元知识点

一、重要词汇

1．gooutwithfriends和朋友一起外出2.havepart-timejobs做兼职工作

3．chooseone’sownclothes选择某人自己的衣服

4.spendtimewithfriends和朋友们共渡时光5.atthatage在那个年龄

6．stayup熬夜7.getupearly早起

8.learnalotfromeachother互相学到很多9.onweekends在周末

10．inthepast过去11.atpresent现在12.inthefuture将来

13.oldpeople’shome养老院14.getone’sdriver’slicense拿到某人的驾照

15.gotothemallwithfriends和朋友们一起去商场

16.agoodwaytodosth.做某事的好方法

17.allow允许，准许

（1）allowdoingsth允许做某事

Doctorsdon’tallowsmokinginthehospital.

Theydon’tallowparkinghere.

（2）allowsbtodosth允许某人做某事

Momallowsmetowatchtvonweekends.

Parentsshouldallowtheirchildrentogooutwiththeirfriends.

Myfatherdoesn’tallowmetodriveacar.

（3）beallowedtodosth被允许做某事，获准做某事

MayIbeallowedtousethiscomputer？

Theyshouldn’tbeallowedtoactlikethis.

Theyaskedtobeallowedtoseeher.

（4）benotallowedtodosth不被允许做某事

Peoplearenotallowedtosmokehere.

18.instead

（1）位于句首,表示“反而,相反”

Ididn’tgotothecinemalastnight.instead,IwatchedafootballmatchonTV.

Theboydidn’tsingtothemusic,instead,hesanghisownway.

（2）位于句尾,表示“作为代替”

Mrsmithwasill,somrgreenwastakinghisclassinstead.

Idon’tlikethisone,pleasegivemethatinstead.

（3）insteadof后跟名词,代词,动名词,介词短语.表示“代替,而不是”

Ihavecomeinsteadofmybrother.Heisill.

Wewalkeddownthestairsinsteadoftakingtheelevator（电梯）.

Hestudiesintheeveninginsteadofduringtheday.

19.present

（1）礼物,礼品==giftWhynotgivehimacardasapresent?

whatcanIgethimforabirthdaypresent?

（2）目前,现在I’msorryheisoutatpresent.

Youhavetoforgetthepastandstartlivinginthepresent.

20.have\getsthdone使某事完成，让别人做某事

I’llhave\getmyhaircuttomorrow.

Sinceyou’reillinbed,whynothave\getaletterwrittentoyourparents.

Springfestivaliscoming.shehasgotanewcoatmade.

21.decide动词,“决定”

decidetodosth决定做某事Wedecidedtoplaysoccer.

decideondoingsth.决定做某事Idecidedonbuyingthehouse.

decide+that+从句Hedecidedthathewouldbuyanewcomputer.

decision名词,“决定,决心”makeadecision做决定

makeadecisiontodosth==decidetodosth

==makeupone’smindtodosth决定做某事

Imakeadecisiontostudyhardfromnowon.

===Idecidetostudyhardfromnowon.

===Imakeupmymindtostudyhardfromnowon.

22.动词think后面的that从句如果是否定意义，习惯上一般否定think,而不是否定

that从句，即形式上否定了think，而意义上却否定了that从句。

这一现象称为

否定前移。

类似的还有believe,expect,suppose等。

Idon’tthinkweneedworryaboutit.

Idon’tthinkshe’sverygoodatit.

Idon’tthinkIcangetawayatthemoment.

Idon’tbelievehe’sapersonofthatkind.

Idon’texpectitwillraintomorrow.

23.agree,动词，“赞同，同意”，反义词是disagree.

（1）agreetodosth同意做某事

Myfatheragreedtogotoseeamoviewithmeonweekend.

（2）agree+that从句

Ourteacheragreedthatmyanswerwasright.

（3）agreewithsb.同意某人的观点

Intheendhestillcan’tagreewithme.

（4）agreeto后跟表示提议、办法的词

Hehasagreedtooursuggestionabouttheholiday.

HaveyouagreedtothewayofimprovingyourEnglish?

24.stopdoingsth停止做某事（正在做的事）

Whentheteachercamein,weallstoppedtalking.

stoptodosth停下来去做某事（停止第一件事去做第二件事）

I’mverytired.Let’sstoptohavearest.

OnmywaytoschoolIstoppedtobuyanewpen.

25.表达年龄的方法

（1）用句子表达Mysisterwillbe18yearsoldnextyear.

WhenEdisonwas12yearsoldhebegantoinventthings.

（2）用名词age表达

Attheageofeighttheboybegantoreadalotofbooks.

（3）用介词of表达

Hebegantoreadalotofbookswhenhewasaboyofeight.

（4）用介词in表达不确切的年龄inone’stwenties在某人二十多岁时

Hebegantolivebyhimselfwhenhewasinhisteens.

26.Sodowe.我们也是如此.表示后者的情况和前者相同.do要和前一个句子的动词相一致。

也就是说

（1）前一句用了be动词、情态动词，后一句也用be动词、情态动词

MrZhangisfromBeijing.SoisMrLiu.

LucycanspeakgoodEnglish.SocanLily.

（2）根据前一句的时态用同一时态的助动词。

Ihavetostayathomeonschoolnights.Sodoesmybrother.

HewatchedTVlastnight.Sodidshe.

Meimeiwillplanttreestomorrow.SowillKate.

Johnhashadbreakfast.SohasTony.

注意：

如果是表达否定意义，要用Neitherdowe.或Nordowe.表示我们也不。

I’mnotallowedtogotothemoviesatnight,neitherismybrother.

Sowedo.“确实如此”。

表示前一句话为事实。

-----Sheisgoodatplayingfootball.-----Sosheis.

-----Theywon（赢）thefootballmatch.-----Sotheydid.

27．already

（1）用于肯定句，表示“已经”

Ihavealreadyboughtagrammarbook.

Beforethetesthehasalreadytriedtogettheanswers.

（2）用于疑问句，表示惊讶，意料之外。

Thetesthasn’tbegun.Haveyougottheanswersalready?

Haveyouopenedthedooralready?

Butthekeyisstillinmypocket.

yet

（1）用于否定句，表示“还，尚”

thetrainhasn’tarrivedyet.

Ihaven’theardanythingyetabouttheaccident.

（2）用于疑问句，表示“已经”

Iseverythingreadyyet?

----Areyouallowedtogetyourearspiercedyet?

----Notyet.

28.fail失败，不及格

Yourplansaresuretofail.

I’munluckyandfailed（in）theexam.

failtodosth未能做某事

Hefailedtocatchtheearlybus.

I’vetriedbutIhavestillfailedtoseethesuccess.

fail（in）anexam考试不及格

Shefailed（in）themathsexamyesterday.

29.bestrictwithsb对某人要求严格

Ourteacherisstrictwithus.

bestrictinsth对某事要求严格

MrGreenisstrictinhiswork.

30.theotherday那天

theothermorning那天上午theotherevening那天晚上

theotherweek那个星期

Imethimintheparktheotherday.

Theteacherhadaserioustalktometheotherday.

31.concentrateonsth全神贯注于某事，专心于某事

Ican’tconcentrateonmyhomeworkwiththeTVon.

Ithinkteenagersshouldn’tconcentrateoncomputergames.

32.begoodfor对、、、、、、有好处

Vegetablesandfruitaregoodforhealth.

bebadfor对、、、、、、有坏处

Readinginthesunisbadforeyes.

begoodto对……好

Sheisverygoodtous.

bebadto对……不好

Thebossisbadtohisworkers.

begoodatsth===dowellinsth在某方面好,擅长于某方面

SheisgoodatEnglishandChinese.

==ShedoeswellinEnglishandChinese.

begoodatdoingsth==dowellindoingsth在某方面好,擅长于做某事

Theyaregoodatplayingbasketball.

Theydowellinplayingbasketball.\

begoodwith和……相处得好

Areyougoodwithchildren?

33.both…and…两者都、、、、、、

（1）连接主语（谓语动词用复数）：

Boththeboysandthegirlsinourschoollikethiskindofgame.

（2）连接宾语

IntheeveningIoftenstudybothEnglishandmath.

（3）连接状语

IwanttoimprovemyEnglishsoIhavetoworkhard

bothinschoolandathome.

注意：

类似词组还有notonly…butalso…（不但、、、、、、而且、、、、、、）,

not…but…（不是、、、、、、而是、、、、、、），

either…or…（或者、、、、、、或者、、、、、、，要么、、、、、、要么）

neither…nor…（既不、、、、、、也不、、、、、、，两者都不、、、、、、）

这些词组在连接主语时，谓语动词要由第二个主语来确定单、复数。

EitheryouorIamgoingtoanswerthequestion.

34.volunteer

（1）名词,“自愿者”

Asavolunteer,healwaystriestohelpothers.

（2）动词,“自愿”volunteertodosth.自愿做某事

Somegraduatesvolunteerstoteachchildreninmountainvillages.

35.haveanopportunity\achancetodosth有机会做某事，有做某事的机会

==haveanopportunity\chanceofdoingsth.

Ihaveneverhadanopportunity\achancetogoabroad.

Youwillhaveanotherchance\opportunitytointerviewhim.

36.experience

（1）名词经验,不可数名词;经历,体验,可数名词

Haveyouhadanyexperienceoffishing?

你有钓鱼的经验吗?

CouldyoutellusaboutyourexperiencesinAfrica?

你能给我们谈谈你在非洲的经历吗?

（2）动词经历,感觉

Thechildrenexperiencedmanydifficultiesthistime.

这次孩子们经历了许多困难.

experienced形容词有经验的

beexperiencedin\atdoingsth.==havemuchexperiencein\atdoingsth.

做某事很有经验.

Sheisanexperiencedteacher.他是一个经验丰富的教师.

Heisveryexperiencedin\atrepairingcars.他修车很有经验.

37.atleast至少、、、、、、

Heisatleast1.8meterstall.

Theyhaveatleast6children.

38.have…off休假，放假

NationalDayiscoming.Wecanhavesevendaysoff.

off和动词构成的短语：

（1）turnoff关闭

Ifyoudon’twanttoturnofftheradioyoumayturnitdown.

（2）keepoff远离

Keepoffthegrass.

（3）payoff还清，偿还

Tothisdayshestillcan’tpayoffherdebts（债务）。

（4）jumpoff跳下

Hejumpedoffthehorseandwalkedtothevillage.

（5）getoff从、、、、、、下来

Don’tgetoffthebusuntilitstops.

（6）takeoff脱下（衣服、鞋、袜、帽）；（飞机）起飞

Takeoffyourcoat.It’swarmintheroom.

Theplanewilltakeoffintenminutes.

39.reply指正式的，经过考虑后的答复

Theyaskedthegovernmenttoreplyassoonaspossible.

answer用法比较普遍，可指口头或书面的答复

Icalled,butnooneanswered.

表示答复某人，用replytosb.

40.getintheway“防碍，挡道，使人不便”

Herhobbiessometimesgetinthewayofherstudy.

Don’tlistentoradiosinclass.Thatmaygetinthewayofothers.

inaway在某种程度上，

Don’tloseyourheart.Yourideaisgreatinaway.

41.cometrue（希望等）实现,成为现实

Webelieveourgoodwishestoherwillcometrue.

Atlast,hisdreamofcomingtoBeijingcametrue.

cometrue是不及物动词词组,表示“（希望等）实现,成为现实”

achieve是及物动词词组,表示“实现（希望,梦想）”

Heworkshardtoachievehisdreams.He’ssurehisdreams

willcometrueoneday.

I’msurehecanachievehisdreamsbyhardworking.

===I’msurehisdreamscancometruebyhardworking.

42.against介词,“反对,不同意,对抗,”

Therewere20votes（票）forhimand12againsthim.

Theysailedagainstthewind.他们顶风航行.

Youneedtowearacoatagainstthecold.你需要穿上外套防寒.

WearegoingtoplayabasketballmatchagainstClassTwoonSunday.

43.teachsb.sth.教某人某事

MrHuteachesusEnglish.

teachsb.todosth教某人做某事

Canyouteachmetoswim?

teachoneselfsth===learnsthbyoneself.自学、、、、、、

HeisteachinghimselfEnglish.

===HeislearningEnglishbyhimself.

44．theimportanceof…、、、、、、的重要性

Hegets