超全超详细 人教版高中英语必修二各单元知识点总结

超全超详细人教版高中英语必修二各单元知识点总结高中英语人教版必修二知识点总结Unit1CultrualRelicsbelongto属于Thisnewbikebelongstohim.TheoldhousebelongedtotheGreensmanyyearsago.inreturn（for）作为回报Inreturnforthis,thebeggerstoodonhisheadandsangsongs.Hegavemeavaluablegiftinreturnformyhelp.atwar处于交战状态Thosecountrieswereatwaratthattime.Theyareatwarwithus.Anyonemaybeatwarwithhimselfsometimes.insearchof寻找，搜寻Theywereinsearchofthemissingdog.=Theyweresearchingforthemissingdog.ratherthan 而不是I,ratherthanyou,shoulddothework.Heratherthanyouistoblame.Weshouldhelphimratherthanheshouldhelpus.Wouldratherdo…thando…宁愿。。。，也不。。。Iwouldratherdiethangivein.otherthan除了Ilikeallkindsofsportsotherthantennis.Doeshehaveanyinterestsotherthanhisjob?hardly…when…=nosooner…than=assoonas…一….就… Wehadhardlystartedoffwhenitbegantorain.=Wehadnosoonerstartedoffthanitbegantorain.=Assoonaswestartedoff,itbegantorain.ondoing…一。。。就。。。Onarrivingthere,theystartedatonce.takeapart拆开Theboylikedtakingaparthistoycarstolookatthefittings.apartfrom除了Apartfromthis,Iknownothingaboutthematter.Ihardlyknowanyoneinthiscityapartfromyou.Apartfromthisone,wehaveanothertwoprojectstomeetthedeadline.thinkhighlyof对…评价很高Weallthinkhighlyofthefilm.Thepeopleinthatcountrythinkhighlyoftheirleader.ontrial在审判中，在试验中Hewasontrial(fortheft).Thenewmachineisnowontrial.bydesign=onpurpose故意Weallthinkthathecheatedyoubydesign/onpurpose.bychance=byaccident偶然Imetheratthestationbychance/accident.toone’samazement令某人吃惊的是…Toouramazement/surprise,hewasourteacher’shusband.beamazedat… 对…感到吃惊Foreignersarealwaysamazed/surprisedatthesegreatprojects.careabout关心；在乎Itseemsthatpeopleheredon’tcareabouttime.agreewithsb=beinagreementwithsb. Whydidn’theagreewithhisbestfriend?=Whywasn’theinagreementwithhisbestfriend?Agreetodosth.Hefinallyagreedtogowithus.agreewithsbtodosth Myparentsagreedwithmetogooutfordinner.agreetosthIamafraidthathewillnotagreetomyplan.Agreeonsth. = beinagreementonsth.就。。。达成一致，对。。。意见一致Theydidn’tagreeonanythingatthemeeting.Theywereinagreementonnothingatthemeeting.agree--disagreeAgreement--disagreementremoveone’sdoubt消除某人的疑虑Weexplainedalotandfinallyremovedhisdoubt.decorate..with…用…装饰Wedecidetodecorateournewhousewithcoloredwallpapers.Somewayfrom…离…有一段距离Wearestillsomewayfromgettingitdone.Heparkedhiscarsomewayfromthestation.fancydoing….想做某事…Idon’treallyfancydoingbusinesswithhim.Hidear,fancymeetinghere!Whatareyoudoing?Inturns=byturns轮流，交替The two sisters tookcare of their sick mother in/by turns.Inturn反过来Theiractions in turn attracted more users and advertisers.Thepennydropped终于明白了The penny dropped oneday when I heard themtalking.I had to explain the problem to her several times before the penny finally dropped.Checkoff核对，经查对无误而在…上作记号，扣除Please check off these lists again.After considering all five possibilities, we checked off thesecond one.Nameafter…以…命名Theydecidedtonametheroadafterthehero.Cometolight真相大白，众所周知Healthriskscausedbythemarejustbeginningtocometolight.Takeadvantageof…利用…的优势Learn them early and take advantage of what they offer.fancyAtobe/asB=consider/regardAtobe/asB认为A是B，把A当成BThelittleboyfancied/considered/regardedhimselftobe/asahero.Thereisnodoubtthat… 毫无疑问…Thereisnodoubtthatwhathesaidwastrue.Thereisnodoubtthatsheisanexcellentteacher.Thereisdoubtwhether… 有疑问Thereissomedoubtwhetherhewillcome.Thereisdoubtwhetherheissuitableforthisjob.Committodoingsth.承诺做某事，把…投入Somebodyhas to take the job and commit to finishing it.When I commit to doing something for someone, I completely trustthat I will doit.Themore you commit to doing it, thebetter your result will be.Wheneveryoupromisetodosomething,You really need to commit to doing it.Becommittedto(doing)sth.致力于(做)某事China will continue to be committed to the reconstruction course of Iraq.Wewillbe committed todesigning more productsthatmeet consumers’ demand. bedoing….when…正在做某事…这时Wewerehavingdinnerathomewhenthetelephonerang.=Whenthe…,wewerehaving…beabouttodo…when…. 将要做某事…这时Iwasabouttogotobedwhensomeoneknockedatthedoor.hadjustdone…when…  刚做完某事…这时Wehadjustgotoffwork/knockedoffwhenitbegantorain.Wehadjustgotbackhomewhenitbegantorain.ChinaislargerthananyothercountryinAsia.  同一范围（排除自身）ChinaislargerthananycountryinAfrica.    不同范围（不同范围，不用排除自身）=ChinaislargerthananyothercountriesinAfrica.不同范围定语从句，当先行词是theway时（注意第二句）：Theway___heexplainedtouswasquitesimple. (that/which/省略)定语从句，theway做直接宾语（us是间接宾语），故可省略that/which。Theway___heexplainedthesentencetouswasnotdifficult.(that/inwhich/省略)定语从句，theway做状语，intheway，以。。。的方式。Sentence为直接宾语，us为间接宾语。worth作形容词时，意为“值得…的；有…价值的”，只作 表 关于同志近三年现实表现材料材料类招标技术评分表图表与交易pdf视力表打印pdf用图表说话 pdf 语，其后接动词-ing表达被动含义，或与表示价值的词连用。be(well)worthdoingsth（很）值得做某事Thelaptopisworth10,000yuananditiswellworthbuying.Itissaidthattheprogrammeiswellworthwatching.worthy可作表语或定语，定语时，意思是“有价值的、值得尊敬的”；表语时，意思是“值得…的；应得到…的”，其结构为beworthyofsth.,beworthytobedone/ofbeingdone.It’saworthycauseandisworthyofourhardwork.Hewhodoeshisdutyisworthyofbeingpraised/worthytobepraised.Theproblemisworthytobeconsidered/ofbeingconsidered.=Theproblemisworthyofconsideration.worthwhileadj.值得的，值得干的，值得花时间/金钱/精力的Helpingthedisabledisaworthwhileactivity.Thesmileonherfacemadeitallworthwhile.It’sworthwhiletodosth=it’sworthwhiledoingsth做。。。是值得的Doyouthinkitisworthwhilespending/tospendsomuchmoneycarryingouttheproject?It’sworthwhiletaking/totakethetroubletoexplainajobfullytonewemployees.“疑问词todo”结构，在句中做主语、宾语、表语：Howtodoitisaquestion.    Idon’tknowwhattodonext.Thequestioniswhentodoit.it做形式主语itissaid/reportedthat…/itcanbeprovedthat…/itisevidentthat…itiswellknownthat..=whatiswellknownisthat… itoccurstosbthat…（某人突然想起….）/itiskindofyouto…/itiseasierto…主谓一致（ratherthan/aswellas/with/togetherwith/alongwith）Heratherthantheyisgoingtohelpus. Theyratherthanhearegoingtohelpus.They,alongwithhim,wereatschoolatthattime.what引导主语从句Whathehassaidisofgreatimportance.Whathappenedtohimremainedunknown.Whatisevenworseisthatitisgettingcolder.Differentpeopleholddifferentopinionsoverthis．Justasafamoussayinggoes,everycoinhastwosides.getaddictedto沉溺于。。。，对。。。上瘾Iamsurethatyouwillgetaddictedtoitassoonasyoutryonebite.dogreatharmto对。。。造成伤害/损害Thesepeoplemaydogreatharmtoothersandthesociety.AsfarasIamconcerned就我个人而言，在我看来AsfarasIamconcerned,onlyinthiswaycanweavoidbeingaddictedtotheInternet.限制性定语从句限制性定语从句是先行词在意义上不可缺少的定语，如果去掉，主句的意思就不完整或失去意义。这种从句和主句的关系十分密切，写时不用逗号分开。What’sthenameofthetallmanwhojustcamein?Beijingisacity(that/which)I’vealwayswantedtovisit.Hehasfoundthebook(that/which)hewaslookingfor.Shemarriedaman(that/who/whom)shemetanabus.Thiswasthetimewhenthetwocountrieswereatwar.非限制性定语从句非限制性定语从句和主句的关系不十分密切，其作用是对先行词作进一步说明，如果去掉，主句的意思仍然清除。通常是引导词和先行词之间用逗号隔开，不用that引导。非限制性定语从句中，关系词不可省略。Beijing,whichisthecapitalofChina,hasaverylonghistory.YesterdayImetLiPing,whoseemedtobeverybusy.StPetersburg,whichisaverybeautifulcity,wasoncecalledLeningrad.CharlesSmith,whowasmyformerteacher,retiredlastyear.　Myhouse,whichIboughtlastyear,hasgotalovelygarden.Thisnovel,whichIhavereadthreetimes,isverytouching.定语从句拔高：非限制性定语从句还能将整个主句作为先行词，这时从句谓语动词要用第三人称单数：HeseemsnottohavegraspedwhatImeant,whichgreatlyupsetsme.　Liquidwaterchangestovapor,whichiscalledevaporation.液态水变为蒸汽，这就叫做蒸发。先行词和关系词二合一　Whoeverspitsinpublicwillbepunishedhere.(Whoever=anyonewho)　Theparentswillusewhattheyhavetosendtheirsontotechnicalschool.(what=allthat)只能用that而不用which的情况：1，先行词是anything,everything,nothing,none等不定代词时，或者是由every,any,all,some,no,little,few,much,who等词修饰时，而且这时的that可省略。Finally,thethiefhandedeverythingthathehadstolentothepolice.Allthatisneededisthesupplyofoil. 2，先行词前有序数词或最高级修饰时，或先行词本身就是序数词或最高级时。Tomwasthefirst(student)thatwesawattheinternetbar.Heisthebest(man)thatIhaveeverseen.3，先行词中既有人又有物时。Theyaretalkingaboutthingsandpersonsthattheyremembered.Canyourememberthescientistandhistheorythatwehavelearned?4，句中前面有which/who时。Whoisthemanthatisstandingthere?Whothatbreakthewindowshouldbepunished．WhichistheT-shirtthatfitsmebest?5，Therebe句型中。ThereisabookonthedeskthatbelongstoTom.6，先行词有theonly,thevery,thesame,thelast,just。　Isthisthelastbookthatyouborrowedfromthelibrary?不能用that的情况： 1，在引导非限制性定语从句时。Thetree,thatisfourhundredyearsold,Isveryfamoushere. (错！)2，介词后不能用。  Wedependonthelandfromwhichwegetourfood.=Wedependonthelandthat/whichwegetourfoodfrom.Unit2TheOlympicGamesFor支持against反对Areyoufororagainsthisplan?standfor代表、支持、象征Theoldmanattendedthemeeting,standingforhiscountry.Healwaysstandforwhatisright.Doyouknowwhatthesignalsstandfor?Doyoustandforthisprinciple?standby支持，袖手旁观Don’tworry,nomatterwhathappens,Iwillalwaysstandbyyou.Howcanwestandbyandletithappen?standout显眼，突出Hisheightmakeshimstandoutinthecrowd.Thedresshelpedherstandoutattheparty.Every基数词n.复数=every序数词n.单数每。。。一次Everytwoyears=everysecond/otheryear每两年一次everythree/fouryears=everythird/fourthyear 每四年一次everyfewdays每几天一次/每隔几天join加入（组织，团队，并成为其中一员）Hejoinedthepartyin2001.joinin参加（某个活动）Wewelcomeyoutojoininourdiscussion.Joinsbforsth参加。。。Doyouliketojoinusfordinner?Joinsbindoingsth加入做某事Wouldyoupleasejoinusinplayingsoccer?takepartin参加（有组织的）活动，相对joinin更侧重主语在活动中发挥作用。AllthestudentsinourschooltookpartinasweepuplastFriday.attend:出席，参加，后跟meeting，wedding，class,course等Tooursurprise,heattendedtheirweddingthatday.playapart/rolein…在…中起作用Thetallboyplaysanimportantpart/roleinourschoolbasketballteam.Getawaywith受到从轻发落，（做坏事）不受惩罚Theboygotawaywithhismistakeatlast.He got away with it because nobody saw him.Wecouldn’thavehimgettingawaywithtellingpeoplelies.Spyon暗中监视，侦查Governments have spied on eachother for thousandsof years.Accountfor说明…的原因，对…做出解释，对…负有责任，（比例）占…Hecouldnotaccountforhisabsencefromschool.Canyouaccountforyourstrangebehavior?ThePresidentmustaccountforhisgovernment'sreforms.Added together, the factors account for about50% ofthe risk.Takeachancetodosth.冒风险去做某事Hedecidedtotakeachance.Wewilltakeachancetohavethepartyoutdoors.blockout挡住，封闭The real challenge is notto block out everything else.Getthehangof…熟悉/掌握/理解…的窍门Onceyougetthehangofit,youwillbehooked.watchoutfor密切注意，小心提防Theoldman often stands here to watch out for thepostman.You haveto watch out for insincere people.Takethechance抓住机会/冒风险去做某事Take the chance,or/otherwise you will regretit.LadiesandGentlemen,take the chance to play like a kid. asamatteroffact=infact事实上Asamatteroffact/Infact,wealreadyhavethetechonologytodothis.admitdoing/havingdone/that-clause承认做了某事Thethieffinallyadmittedstealing/havingstolenmywallet.=Thethieffinallyadmittedthathehadstolenmywallet.admitsbinto…准许某人进入。。。Thecardadmitsyouintothebuilding.Whetherweshouldadmitstudentsintotheclubisaproblem.beadmittedinto/to被允许进入/录取Theluckygirlwasadmittedinto/toFudanuniversity.competewith/againstsbforsth 为某物和某人竞争Someotherpeoplewillcompetewith/againstyoufortheposition.volunteertodosth自愿做某事Heusedtovolunteertodosomeworkfortheold.takeplace发生，举行（有 计划 项目进度计划表范例计划下载计划下载计划下载课程教学计划下载 ）TheirweddingwilltakeplacenextSunday.Theyleftbeforethestriketookplace.taketheplace/positionof=replace=takeone’splace/position代替Noonecantaketheplaceofyouinmylife.AyoungmonkeytooktheplaceoftheoldMonkeyKing.inplaceof=insteadof代替Wecanuseplasticinplaceof/insteadofwoodormetalinindustry.Wecankeepsilentinplaceof/insteadoftheargument.Beinchargeof负责。。。，主管。。。Noonecanbeinchargeofyourhappinessbutyou.Anexperiencedengineerwasinchargeoftheproject.Bein/underthechargeof.. 由。。。负责，在。。。掌管下Theclassisin/underthechargeofanexperiencedteacher.ThecompanyisnowinthechargeofMr.White.chargesbwithsth=accusesbofsth因..指控某人Shechargedhimwithmurder.=Sheaccusedhimofmurder.Thegovernmentchargedthemwithblowingupthebuilding.=Thegovernmentaccusedthemofblowingupthebuilding.freeofcharge免费Thebooksarefreeofchargeforstudentsfrompoorareas.allowsbtodoMyparentsdidn’tallowmetohangoutwithmyfriends.beallowedtodo被允许做Studentsshouldbeallowedtoplaygamesafterschool.makeabargainwithsb.和某人达成 协议 离婚协议模板下载合伙人协议 下载渠道分销协议免费下载敬业协议下载授课协议下载 /讨价还价(theownerof….government)Wefinallymadeabargainwiththatcompany.Shefoundithardtomakeabargainwiththatmerchant.bargainwithsbover/about/forsth就某事与某人讨价还价Thealwaysbargainwithusover/about/forthetermsofthecontract.Thegirllikebargainingover/about/foreverything!oneafteranother 一个接一个地，接连地Thekidsranoutoftheclassroomoneafteranother.falldown倒塌、跌倒Don’tworry,theskywillnotfalldown.Weallfelldownatlast.Falldownfrom…=falloff…从。。。跌下/摔下Hefelldownfrom/felloffarunninghorseyesterday.hearof听说Ihaveneverheardofhim.changeone’smind改变主意changeone’smind(not)todo...Hechangedhismindnottoenterforthecompetition.pickup捡起/用车接/接电话/学会Canyouhelpmetopickitup?Myfatheralwayspicksmeupafterschool.Whydon’tyoupickupthephone?TheboyissocleverthathepickedupEnglishquickly.deserve的用法（用法相似：need/want/requiredoing=need/want/requiretobedone需要被….）Thehouseneeds/wants/requiresreparing/toberepaired.deservedoing=deservetobedone值得…(doing表被动意义) Hissuggestiondeservestobeconsidered/deservesconsidering.deservetodosth应该做/值得做Hedidn’tdeservetowin.IonlywantwhatIdeservetoget.Youdeservetohavethebest!表达“…也不…”用倒装句：“Neither/Norbe/V助/V情主”Thefirstonewasn’tbad,Neither/Norwasthesecond. shedidnotdoanyhousework,neitherdidI.Sheshouldnotbelateforschool,neither/norshouldyou.Idon’tlikeswimmingandneither/nordoIlikerunning.Ifyoudon’tgototheparty,neither/norwillI.表达“…也…”用倒装句：“sobe/V助/V情主”Sheisastudent.soamI. Shewillgotoschool,Sowillhe.Tomhasfinishedhomework,sohavei. Heisadiligentstudent,andhedoesn’tlikemusic.——Soitiswithme./Itisthesamewithme.as…as…的用法Heisastallashisbrother.notso/as…as….Hedoesn’tstudyso/ashardasher.asadj.a/annas…/asmany/muchn.as…像…那样；正如Heisasgoodateacherasmybrother.Hehadasmuchmoneyasme.一般将来时的被动语态：I/Wewill/shall(not)bedone…You/he/she/it/theywill(not)bedone…Wewill/shall(not)beaskedtotakeanEnglishtesttomorrow.Will/ShallweaskedtotakeanEnglishtesttomorrow?Hewill(not)bepunishedforhismistakeinthecomingdays.Willhebepunishedforhismistakeinthecomingdays?Unit3Computershavesomething/nothingincommon有/无共同之处Itisstrangethatthetwinshavenothingincommon.Itseemsthatyouhavesomethingincommonwithhim.compare…to…把…比作…Afamouswritercomparedtheworldtoastage.compare…with…拿…和…作比较Pleasedon’talwayscomparemewithotherchildren.accordingto根据Accordingtothispassage,whydon’tthesekidslikestudying?Ihavethefollowingsuggestionsaccordingtothecurrentsituation.from…on从…起Fromthatdayon,wehavebeengoodfriends.Sheneverspoketohimfromthatdayon.goby=passby…经过，时间流逝Iwent/passedbyanoldbridgeonmywaytoschool.Astimegoes/passesby,hebecamestrongerandstronger.=Withtimegoingby,hebecamestrongerandstronger.aswellas和…一样好，也Hesingsaswellasasingingstar. Hecanplayfootballaswellastennis. aswell=too也Pleasetakemybookhereaswell.asaresult结果是Thegirlstudiedquitehard,asaresult,shetookthefirstplaceintheexam.asaresultof由于Asaresultofherhardstudy,thegirltookthefirstplaceintheexam.resultin导致Hislasinessresultedinbadgrades.Hiscarelessnessresultedinaseriousproblem.resultfrom起因于，由…造成Manyhealthproblemsresultfromeatinghabits.thewaytodo/ofdoingsth做某事的 方法 快递客服问题件处理详细方法山木方法pdf计算方法pdf华与华方法下载八字理论方法下载 Thesmartyoungmanpickedupthewaytodo/ofdoingbusinessquickly.Doyouknowthewaytoworkout/ofworkingoutthisquestion? Thatistherightwaytosovle/ofsolvingthisproblem.inaway在某种程度上Inaway,itisamatteroffairness.Inaway,hewasright. intheway挡道，用…方法Moveitawayifitisintheway.Icookeddinnerinthewayyoushowedme.Stand/getinthewayof…挡住。。。的路Don’tletlazilessstand/getinthewayofyoursuccess.Stand/getinone’sway  挡住某人的路Don’tworry,nothingwillstand/getinyourway.innoway绝不(句首倒装)InnowayamIgoingtoaskhimforhelp.Innowaycanwefinishthisworkintwodays.withthehelpofsb=withsb’shelp在某人的帮助下Thepolicecaughtthethiefwiththehelpofthatyoungman/withtheyoungman’shelp.dealwith处理Howtodealwiththematterisstillunknown.achieve/reachthegoal实现目标Whatshouldwedotoachieve/reachthegoal?Onlyinthiswaycanweachieve/reachthegoal.applyforsth.申请…Whydoyouapplyforthisposition?Iwillapplyforthejobtomorrow.Applytosb.forsth.向某人申请。。。Wemayapplytothegovernmentforhelp.Youmustapplytotheteacherforpermission.Applytodosth.申请做某事HeappliedtojointhePartyin1980.Sheappliedtodosomepart-timejobs.applyto应用于，适用于Whatyousaiddoesn’tapplytome.Thatruledoesn’tapplytothiscase.ThesemethodsapplytolearingEnglish.Themedicinecanbeappliedtoeasethepain.Applyoneselfto(doing)sth.致力于（做）。。。Ifyouapplyyourselfto(doing)thisjob,youwillsoonfinishit.watchover看守/监视，照管Theguardswerehiredtowatchovertheoldhouse.Theyoftenaskmetowatchovertheirchildren.becrazyabout…对..着迷becrazyfor…对…疯狂（程度更深）Hewassocrazyabout/forthegamethatheforgottohavelunch.asolutionto…解决办法Wemustfindasolutiontosolveherproblem.afterall毕竟Calmdownplease,afterall,youarebrothers.consistof由…组成（类比belongto）Aweekconsistsofsevendays.Ourclassconsistsof50students.cometrue实现Ibelievethatmydreamwillcometrueoneday.Iwillworkhardtomakemydreamcometrue.makegood/fulluseof 好好/充分利用Westudentsshouldmakegood/fulluseofoutlimitedtime.giveaway泄露，捐赠Don’tgiveawaytheendofthestory.Pleasedon’tgivemysecretaway!Itdoesn’tmeanthatyouhavetogiveawayallyourwealth.Hegaveawayallhisbookstothelibrarylastyear.can’thelpdoingsth情不自禁做某事Peoplecouldn’thelpclappingwhentheysawtheherocoming.Byvirtueof…由于/凭借…By virtue of its superquality ,this product isoften soldout in many areas.She defeated the badguy by virtue of her courageandwisdom.Besuitable/right/suit/fitfor…=suit/fit…适合于…Thedressissuitable/right/suit/fitforyou.=Thedresssuits/fitsyou.Suit还可表示安排或情况的合适:WillitsuityouifIcomebacklater?be fit forfor后加代词、名词或v.ing形式：It is not fit for our purpose. I am fit for the job. fit to do适宜、适合…，to后加动词原形：The water is not fit to drink. The house is not fit to live in.getaddictedto上瘾Youngboysareeasytogetaddictedtocomputergames.主语beadj(forsb.)todo Thisbookisveryinterestingtoread.Thegameisdifficultforlittlekidstoplay.Thequestioniseasyenoughforhimtoanswer.rise/arise/arouse/raise的区别单词词性及意义过去式过去分词现在分词arise(vi.)出现,发生arosearisenarisingarouse(vt.)唤醒,激起arousedarousedarousingrise(vi.)升起,上升roserisenrisingraise(vt.)举起,饲养raisedraisedraisingTheheavymetalmusicaroseinthelate1960s.Thiskindofmoviescanalwaysarousemyimagination.Wemustarousethemtofightwithenemies.Thesunrisesintheeasteveryday.     Youmayraiseyouhandtoshowthatyouhaveaquestion.aslongas只要；既然；长达Aslongaswemakegooduseofit,itwillbecomeourhelpfulfriend.Iwillhelpyouaslongasyoutellthetruth.Aslongasyouarehere,let’sdoittogether.Hespentaslongastenyearswritingthisbook.状语从句的省略在when,while,if,unless,though,once等引导的状语从句中，如从句的主语和主句的主语一致（或虽不一致，是it）,且从句中的谓语含有be动词时,为了使句子简洁,可省略从句中的主语和be动词。Whileplayinginthesnow,thetwopandashadgreatfun.Unlessinvited,hehasdecidednottoattendthatactivity.When/Though(hewas)stillaboyoften,hehadtoworkdayandnight.If(youare)asked,youmaycomein.If(itis)necessary,I’llexplaintoyouagain.Once(youare)inChina,youwillknowhowdevelopedthecountryis.once引导“条件从句”时，多用一般现在时，表示一种假设，未必实现。仔细体会例句，即便含有“时间”概念，但表示“条件”的成分则更大！引导“时间从句”时，多为过去时，表示动作已经发生。例如：He threwhimselfinto workoncehegotbackfromhisholidays.（=assoonas）现在完成时的被动语态i/you/we/theyhave(not)beendonehe/she/ithas(not)beendoneWehave(not)beentoldtogetupearly.Havewebeentoldtogetupearly?Hehas(not)beenaskedtotakeashoutcut.Hashebeenaskedtotakeashortcut?Unit4Wildlifeprotectiondieout灭绝Thedinosaursdiedoutmanymanyyearsago.Whydiddinosaurs did out suddenly about 65 million yearsago?inpeace=peacefully和平地Thevillagershavelivedhereinpeaceformanyyears.indanger在危险中Hislifewasindangeratthattime.indangerof…处于…的危险中Thepatientwasindangerofdeath.Thesegoodsareindangerofrobbery.regardlessof不管，不顾，无论如何都要Regardlessofwhetherheisrightornot,wemustfollowhisorder.Weshouldpraisegoodwork,regardlessofwhodidit.Hesayswhathethinksanddoeswhathewants,regardlessofotherpeople’sfeelings.Ishallgoregardlessoftheweather.Wipeout消灭，彻底摧毁I really hope surgery could wipe out the tired feelings. Could China wipe out theAmerican military advantage with a simple blackbox?Claimtodosth.声称要做某事Thereisanewdeviceclaimstokeepyouandyourbelovedonesmosquito-free.He claimed that hehad nothing to do with them.Inspiteof=despite尽管Hewentoutdespite/inspiteofthebadweather.Wearrivedatthestationintimedespite/inspiteofthestorm.Hefailedatlastinspiteof/despitehardwork.Beatdown 打倒，杀价，大雨倾盆而下，强光照射Theywillneverbebeat/beatendownbyanything.Canwebeatdownthepricetoten?Beatdownon火辣辣地照晒，炙烤The scorching sun beat down on myhead.Throwopen开放，突然打开Boyle threw open the door of the truck andstarted runningafter the car.Far-fetched 牵强附会的，不靠谱的Atfirsttheanswerseemedfar-fetched.inrelief如释重负Iwasinreliefaftertheexam.toone’srelief使某人欣慰的是Tohisparents’relief,hefinallypassedtheexam.Toherrelief,hecamebacksafeandsoundatlast.(safeandsound安然无恙)protect…from…保护…免受Thekidsshouldbeprotectedfrombeinghurt.takemeasurestodosth采取 措施 《全国民用建筑工程设计技术措施》规划•建筑•景观全国民用建筑工程设计技术措施》规划•建筑•景观软件质量保证措施下载工地伤害及预防措施下载关于贯彻落实的具体措施 做某事Wemusttakemeasurestoprotecttheriverfrompollution. burstintolaughter=burstoutlaughing突然大笑Weallburstintolaughter/burstoutlaughingonhearingthejoke.burstintotea