高中英语必修四知识点全解.docx

高中英语必修四知识点全解.docx

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高中英语必修四知识点全解

必修4Unit1

重点词汇

1.achieve

【名师点拨】achievev.意为“完成；达到”，指经过长期努力而达到某目标、地位或标准等。

其名词形式为achievement，意为“成就；功绩”，asenseofachievement可指“成就感”。

如：

Hehadfinallyachievedsuccess.

Evenasmallsuccessgivesyouasenseofachievement.

2.condition

【名师点拨】condition意为“环境；境况；条件”时，是可数名词，常用复数形式conditions；意为“状态；状况”时，是不可数名词，beingoodcondition表示“处于良好的状态”，beoutofcondition表示“健康状况不佳”。

如：

 Weshouldpaymoreattentiontothepoorlivingunderthebadconditions.

 Theastronautssoongotusedtotheconditionofweightlessness.

 Mycarisoldbutingoodcondition.

 Heisoverweightandoutofcondition.

【知识拓展】condition意为“条件”时，常用短语onconditionthat，表示“如果；在……条件下”；在美国英语中，也经常用undertheconditionthat。

如：

IwillcomeonconditionthatPeterisinvited.

Theyagreedundertheconditionthatthematterbedealtwithquickly.

3.devote

【名师点拨】devotevt.意为“投入于；献身”，其宾语后常与介词to搭配，to后接名词、代词或动名词。

devote…to…意为“献身；致力于”，指把自己、时间、精力等奉献给某种工作或事业。

如：

Hehasdevotedhiswholelifetobenefitingmankind.

Thegirl,towhomhewasdevoted,diedinatrafficaccidentbychance.

Afterhehasretired,hewilldevotehimselftogardening.

4.behave

【名师点拨】behavevi&vt.意为“举动；举止；行为表现”，如behavewell/badly等。

其名词形式为behaviour，指“行为；态度；举止”。

如：

Theparentsencouragedthechildrentobehavewellinfrontoftheguests.

Mycamerahasbeenbehavingwellsinceitwasrepaired.

Everyonepraisesthechildren'sgoodbehaviour.

5.worthwhile

【名师点拨】worthwhileadj.意为“值得做的；值得出力的”，可作表语或定语。

beworthwhiletodo/doingsth表示“值得做……”，在动词-ing形式的结构中，worthwhile有时可以用来替代worth，特别是在表示“值得花时间”这一概念时。

如：

Ithinkteachingschoolisalwaysaworthwhilejob.

Thebookreferredtobytheprofessorisworthwhile/worthreading.

6.observe

【名师点拨】observevt.意为“观察；观测；遵守”，可用observesbdosth，observe+that从句。

其名词形式为observation。

如：

Iobservedthemanwhomurderedtheboyentertheshop.

Heobservedthatweshouldprobablyhaverain.

Mostinformationwascollectedbydirectobservationoftheanimals’behaviour.

7.argue

【名师点拨】argue作动词时，意为“争论；争吵；争辩”。

arguefor意为“为……辩护”；arguewithsbabout/oversth指“就某事和某人争论”；argueagainst意为“据理反对；争辩……”。

如：

Itisnousearguingfortheplanbecauseithasbeenrejected.

Wearealwaysarguingwitheachotheraboutmoney. 

Fatherarguedfiercelyagainstanyincreaseinexpenditureforthechildren’sannualparty.

9.carefor

【名师点拨】carefor可以表示lookafter的意思，意为“照顾；照料”，且较正式；也可表示“喜欢”的意思。

如：

Hissoncaredforhimwhenhewasill.

Infact,Idon’treallycareforbasketball.

另外，在上面的句子中，explain意为“解释，说明”，后可接名词、代词、从句或wh+todo作宾语，可用explainsthtosb或explaintosbsth。

如：

Willyouexplaintoushowwecanfinishtheworkassoonaspossible?

【知识拓展】careabout意为“介意；在乎”，表示是否认为某事是重要的，某事是否引起了某人的兴趣或使其忧虑。

最常用于疑问句或否定句中。

about用在宾语前面，但是在连词前面一般省掉。

 Idon’tcareaboutyouropinion.

 Idon’tcarewhetheritrains—I’mhappy.

10.intend

【名师点拨】intendv.意为“打算；计划；想要”。

intendtodosth意为“想干某事”；intend后也可以接动词-ing形式或that从句。

intendfor表示“原打算给某人；准备让……干……”。

如：

Iintendedtocometoyourhouselastnightbutitrained.

           Iintendcoming/tocomebacksoon.

           Hehadn’treallyintendedthattheyshouldbethere.

           Thisgiftisintendedforyou.

重点句子

1.     Shespentyearsobservingandrecordingtheirdailyactivities.

2.     Onlyafterhermothercametohelpherforthefirstfewmonthswassheallowedtobeginherproject.

3.     Itseemthatshehadbeenverybusyinherchosencareer,travelingabroadtostudyaswellaswritingbooksandarticles.

4.     Furtherreadingmademerealizethatitwashardworkanddeterminationaswellashergentlenaturethatgotherintomedicalschool.

5.     Watchingafamilyofchimpswakeupisourfirstactivityoftheday.

6.     Thismeansgoingbacktotheplacewhereweleftthefamilysleepinginthetreethenightbefore.

7.     Itwasunusualforawomantoliveintheforest.

8.     Herworkchangedthewaypeoplethinkaboutchimps.

9.     Sheactuallyobservedchimpsasagrouphuntingamonkeyandtheneatingit.

…helpedherworkouttheirsocialsystem.

Howevertheeveningmakeitallworthwhile.

Wewatchthemotherchimpandherbabiesplayinthetree.

必修4 Unit 2 

1.besatisfied（with）:

pleasedbecauseyouhavegotwhatyouwant 

1） Janeisn'tquitesatisfiedwiththewaythebarbercutherhair.

2） Ifyouarenotcompletelysatisfied,youcangetyourmoneyback.

3） Iamnotreallysatisfiedwiththejobyoudid.

2.referto:

a） mentionorspeakaboutsomeoneorsomething 

b） tolookatahookmap,pieceofpaper,etc,forinformation

1） Weagreednevertorefertothematteragain.

2） Althoughshedidn'tmentionanynames,everyoneknewwhoshewas  referringto.

3） Hegavethespeechwithoutreferringtohisnotesevenonce.

3.wouldrather:

usedtosaywhatsomeoneprefers 

1）Itseemsyouwouldratherplaythanwork.

2）Shewouldratherdiethanlosethechildren.

3） Iwouldratherstarvethanbedependentonanyoneagain.

4.thankstosb/sth:

becauseofsb./sth.

1） Iwaslatethankstotheheavytraffic.

2） ItwasthankstohisadvicethatIsucceeded.

3） We'vecollected$50,000forthepoor,thankstothegenerosityofthepublic.

5. ridofsb/sth:

becomefreeof

1） Willscience-finallyridusofthisdisease?

2） Doyouthinkitpossibletoridtheworldofnuclearweapons?

3） Byworkingharddayandnight,sheistryingtoridherselfoflonelinessandsadness.

6.leada...life:

liveinthewaywhatyoulifeislike 

1） Beforeliberation,mygrandpaledadog'slife.

2） Iftheoperationsucceeds,thepatientwillbeabletoleadanormallife.

3） Mrs.Blackisretiredandleadsaquietandpeacefullifeinamountainvillage.

7.careabout:

love; beinterestedin;beconcernedwith

1） Justlisteningtosomebodyshowsyoucareaboutthem.

2） Yourparentsareonlydoingthisbecausetheycareaboutyou.

3） Theonlythingthisrich-andgreedymanseemstocareaboutismoney.

8. insistonsth/doingsth:

todemandthatsomethingmustbedoneorthatyoumusthaveaparticularthing 

1） Theschoolinsistsongoodbehaviourfromitsstudents.

2） Johninsistedondoingalltheworkhimself,thoughhewasinpoorhealth.

3） TheoldmaninsistedonhelpingmefindataxieventhoughItoldhimIdidn'tneedanyhelp.

重点句子

1.     DrYuanLongpinggrowswhatiscalledsuperhybridrice.

2.     Thespecialstrainofricemakesitpossibletoproduceone-thirdmoreofthecropinthesamefield.

3.     DrYuansearchedforawaytoincreasericeharvestswithoutexpandingtheareaofthefields.

4.     DrYuanisquitesatisfiedwithhislife.袁博士对生活非常满足。

5.     Usinghishybridrice，farmersareproducingharvesttwiceaslargeasbefore

6.     …plantingpeanutsthatusetheground’ssurfacefollowedbyvegetablesthatputdowndeeproots.

7.     Someorganicfarmerspreferplantinggrassbetweencropstopreventwindorwaterfromcarryingawaythesoil,andthenleavingitinthegroundtobecomeanaturalfertilizer.

8.     Thisalsokeepstheair,soil,waterandcropsfreefromchemicals.

9.     Inaddition,fruit,vegetablesandotherfoodgrownwithchemicalfertilizersusuallygrowtoofasttobefullofmuchnutrition.

10. Onedreamisnotalwaysenough,especiallyforapersonwholovesandcaresforhispeople,

11. …YuanLongpingconsidershimselfaframer,….

必修4 Unit3 

Unit3重点汇集

1.content

【名师点拨】contentadj.意为“满足的；满意的”，becontenttodo意为“乐意去做某事”；becontentwithsb/sth意为“对某人或某事感到满意”，相当于bepleasedwith或besatisfiedwith。

如：

I’mcontenttohelpyoutosetupawebsiteontheInternet.

Thosewhoarenotcontentwiththeprogresstheyhavemadewillhavegreatersuccess.

注：

worseoff是badlyoff的比较级，意思是“境况比……更差”；betteroff意为“境况比……好”。

如：

Tomysurprise,Ifoundhislivingconditionsweremuchworseoffthanmine.

Withthedevelopmentofeconomy,moreandmorepeoplearebetteroff.

【知识拓展】content还可作动词，意为“使满足”；作名词时，表示“满足；心满意足”，也可表示“（书、报纸等的）内容；目录；含量”。

如：

Myexplanationseemedtocontenthim.

Nowshebegantoliveinpeaceandcontent.

We'vediscussedtheunusualformofthebook—now,whataboutthecontent?

2.astonish

【名师点拨】astonishvt．意为“使大为吃惊；使惊异”，比surprise程度强，比shock程度弱。

如：

Iwasastonishedtohearthattheprofessorhadbrokendownbecauseofhishardwork.

Iwasastonishedbyhowmuchshe'dgrown.

【知识拓展】

（1）astonishingadj．意为“令人惊异的”。

如：

Theastonishingnewsmadetheworldastonished,andagreatmanypeopleexpressedtheiropinionsontheInternet.

（2）astonishedadj．指（某人）处于惊异、吃惊状况，常用beastonishedatsth。

如：

HewasastonishedatwhatTomhadsaidanddone.

（3）astonishmentn.意为“惊讶”，可用toone’sastonishment表示“使某人吃惊的是”。

如：

Tomyastonishment,shestillrememberedmybirthday.

3.particular

【名师点拨】particularadj.意为“专指的；特别的；格外的；不寻常的”。

beparticularabout/oversth意为“对某事很讲究/很挑剔”。

inparticular意为“特别地”。

如：

Therewasnothinginthenewspaperofparticularimportance.

I'mnotparticularaboutmyclothes;Idon'tmindwhatIwear.

Hetalkedabouttheballgamesingeneralandtalkedaboutfootballinparticular.

Whatinparticulardidyoulikeaboutthelastapartmentthatwesaw?

4.worn-out

【名师点拨】worn-outadj.

（1）意为“磨损的；损坏的；穿破的（用坏的以至完全无用的）”。

如：

Sinceyourshoesareworn-out,whynotbuyanotherpair?

（2）意为“筋疲力尽的；耗尽的”，相当于betiredout。

如：

Hewasworn-outafterthelongjourney.

5.failure&overcome

【名师点拨】

（1）failure意为“失败”时，是不可数名词；意为“失败者；失败的事”时，是可数名词。

如：

Asweallknow,failureisthemotherofsuccess.

Atlast,hewasagreatsuccess,whileshewasafailure.

Toourdisappointment,thepartyturnedouttobeafailure.

（2）overcomev.意为“控制（感情）；克服（困难）；征服；战胜”，可用于toovercomedifficulties/obstacles/problems/resistance等。

如：

Hemadegreateffortstoovercomethedifficulty.

Theysucceededtoovercomethetallestmountainintheworld.

【知识拓展】fail还可作动词，意为“失败；不及格；无法做到”，可用failtodosth或者failindoingsth。

如：

Ifailedtopersu