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1选修七Unit3Underthesea（导学案）核心单词1.witnessvt.当场见到；目击n.目击者；证人；证据Didyouwitnesstheaccident?你目击了那起事故吗？Hewitnessedtohavingseenthemanenterthebuilding.他作证看到那个男人进入这栋建筑物。Lifewithoutafriendisdeathwithoutawitness.在世无朋友,死后无证人。常用结构：beawitnessto...是……的目击者，为……提供证据bear/givewitnesstosth.作证;证明某事单项填空Manypeoplethecaraccident,soitwasnotdifficulttoinvestigate.A.witnessedB.harnessedC.swallowedD.drugged2.dragvt.拖；拉；扯n.令人厌烦的人/事；累赘常用结构：dragbehind落在后面dragin扯进来dragsb.down使某人沮丧dragon拖延Herskirtdraggedonthefloor.她的裙子拖在地上。Wedraggedthefallentreefromtheroad.我们把倒在路上的树拖到一边。翻译句子①那个国家卷入了战争之中。_____________________________________②她把她的孩子强拉到牙科诊所。_____________________________________3.urgevt.催促；极力主张；驱策常用结构：urgesb.onsth.=urgeonsb.sth.力劝某人某事；催促某人某事urgesb.todosth.激励某人做某事；怂恿某人做某事urgethat...主张……（用虚拟语气）Theyurgedmetoeatthestrangefood.他们怂恿我吃那种奇怪的食物。SheurgedthatI(should)apologizetohim.她主张我应该向他道歉。联想拓展urgencyn.紧急，迫切，急迫urgentadj.紧急的，急迫的;执拗的2单项填空Thecaptainurgedhisteammakegreatereffort.A.withB.onC.ofD.to4.abandonvt.遗弃；抛弃；放弃常用结构：abandononeselftosth.陷入某事abandonedadj.被遗弃的；无拘束的单项填空Astimegoeson,fewerandfeweroldmenareinthecountryside.A.AbandonB.toabandonC.AbandoningD.beingabandoned5.awareadj.意识到的；知道的常用结构：be／becomeawareofsth.意识到某事beawarethat-clause知道……；意识到……makesb.awarethat-clause提醒某人注意……makesb.awareof...让某人注意到……Hewasn’tawareofthedanger.他没有意识到危险。IssheawarethatI’mcoming?她知道我要来吗?联想拓展unawareadj.不察觉的；不知道的awarenessn.知道；意识温馨提示aware后跟名词性从句时，一般在从句前不能用of，但在what从句前必须用of。重点短语6.sortout整理；挑出;处理(问题／困难)I’vesortedoutthepapersthatcanbethrownaway.我已经把那些可以扔掉的报纸整理出来了。We’vegotafewproblemstosortout.我们有几个问题要解决。联想拓展sortthrough翻查;归整putaway把……存放好Hewassortingthroughapileofpapersonhisdesk。他在整理桌上的一堆文件。Putawayyourbooks,please.请将书本收起来。7.help(...)out帮助（某人）摆脱困难或危难Canyouhelpmeoutwiththemathsproblem?你能帮我解出这道数学题吗?联想拓展helpsb.withsth.帮助某人某事withthehelpof在……的帮助下；借助helponeselfto请随便自己动手(夹菜吃、用……等)3can’thelpdoingsth.禁不住，忍不住can’thelpbutdosth.只能；不得不Pleasehelpyourselftosomefish.请随便吃点鱼。Shecan’thelplaughing.她忍不住大笑起来。Ican’thelpbutwait.我只能等。8.throwoneselfoutof跃出Themansuddenlythrewhimselfoutofthewaterandsaid:“I’mhere”.那个人突然跃出水面说:“我在这儿”。联想拓展throwoneselfat冲向throwoneselfinto投身于；积极从事throwaway扔掉throwup呕吐throwsb.intoprison把某人投入监狱throwat对准向……扔去(希望击中)throwto向……(方向)扔去9.upsidedown上下翻转Thenaughtychildisalwaysturningeverythingintheroomupsidedown.这淘气的孩子总是把房间的东西搞得乱七八糟。联想拓展insideout里面朝外，翻面的Heworethesweatshirtinsideout.他把运动衫反过来穿。11.bringin带来;获利，赚；求援；求助；引进Bringthosesuspectsin.把嫌疑犯们带进来。Theseboysbringin￡60aweek.这些男孩子每周赚六十英镑。Howmuchdidthesidelinebringthefarmerfamilyinlastyear?去年副业使这家农户增加了多少收入?Thesalebroughtusinover$1000.这笔买卖使我们赚了一千多美元。TheybegantouseEnglish,buttheyalsobroughtinsomewordsfromtheirownlanguages.他们开始使用英语，但他们同时也从自己的语言中吸收一些词汇。联想拓展bringaboutchanges引起变化bringback归还bringdown使倒下;降低;减少bringout使显现;出版bringup教育;抚养;呕吐重点句型10.Itwasatimewhenthekillerwhales,or“killers”astheywerethencalled,helpedthewhalerscatchthebaleenwhalesthatwereontheirannualmigration.4那个时期，虎鲸（当时被称为“杀手”）帮助捕鲸人在每年须鲸迁徙时捕捉须鲸。Itwas/isatimewhen...曾经一度（那时）Itwasatimewhenmotorcarswererare.那时汽车是很罕见的。Itwasatimewhenshecouldnotbearthepainandwantedtokillherself.她曾经一度无法忍受病痛，想结束自己的生命。单元练习一翻译短语1．扯进来：赚得__________2．在远处______________3．帮助(摆脱困境)__________4．一群________________5．正要做某事____________6．吓死了__________________7．仔细考虑______________8．意识到__________________9．与此同时，在此期间__________10．颠倒_________________二知识运用（单项选择）1.--Oh,dear!I'vebrokenawindow.--_______.Itcan'tbehelped.A.NevermindB.AllrightC.That'sfineD.Noatall2.Hefeltthathe_______thecoldnessthathadgrownbetweenthem.A.wasblamedtoB.wastoblameforC.wastobeblamedforD.blamed3.Itwasatime_______thekillerwhaleshelpedthewhalerscatchthebaleenwhales.A.whenB.thatC.thenD.which4.Theconferencewillbegininanhour;________,let'shavearest.A.onthemeantimeB.inthemeantimesC.inthemeantimeD.inmeanwhile5.That'sthebestwayto________intothedangerousarea.A.getpeoplegetB.stoppeopletogetC.keeppeoplegettingD.preventpeoplegetting6.Ifwewouldthrowourselves,heartandsoul,_______ourstudies,weshouldeventuallygetgoodresult.A.outofB.outC.intoD.on7.Shewasscared_______whenhearingthesoundofexplosion.A.todeathB.deathC.ofdeathD.withdeath8.Chinese,asmostpeoplethink,isthemostbeautiful________intheworld.A.wordB.voiceC.soundD.tongue9.Afterthewar,anewschoolbuildingwasputup________therehadoncebeenatheatre.A.thatB.whereC.whichD.inwhich510.Afastfoodrestaurantistheplace________,justasthenamesuggests,eatingisperformedquickly.A.whichB.whereC.thereD.what第三题语法专练1.Pleaseexcusemy________inwithout________.A.come;askingB.coming;askingC.tocome;beingaskedD.coming;beingasked2.Noonecanpreventtheplan__________.A.fromcarryingoutB.tobecardedoutC.beingcardedoutD.tocarryout3.Thebirdwasluckythatitjustmissed__________.A.catchingB.beingcaughtC.tobecaughtD.tocatch4.Mostoftheartists_________tothepartywerefromSouthAfrica.A.invitedB.toinviteC.beinginvitedD.hadbeeninvited5.__________tosunlightfortoomuchtimewilldoharmtoone'sskin.A.ExposedB.HavingexposedC.BeingexposedD.Afterbeingexposed6.Hehasalwaysinsistedonhis________Dr.TurnerinsteadofMr.Turner.A.beencalledB.beingcalledC.havingcalledD.called7.Whileshopping,peoplesometimescan'thelp_____