選修七Unit3UndertheSea一、語言要點(diǎn)I單元要點(diǎn)預(yù)覽（旨在讓同學(xué)整體了解本單元要點(diǎn)）詞匯部分詞語辨析1.shore/seaside/beach/coast/bank2.flee/escape3.deep/deeply詞形變化1.depthn.深，深度，deeplyadv.深深地deepadj.&adv.深的;深入地，2.conservev.保存，保藏conservationv.保存，保持3.vividadj.生動(dòng)的,鮮明的，活潑的vividlyadv.生動(dòng)地，鮮明地4.awesomeadj.引起敬畏的，可怕的awen.敬畏awevt.敬畏5.tastyadj.好吃的，可口的tastev.m嘗；n味道，味覺tastelessadj.沒味道的，無鑒賞力的重點(diǎn)單詞annualadj.每年的；按年度計(jì)算的/n.年刊；年鑒witnessn.目擊者；證人；證據(jù)vt.當(dāng)場(chǎng)見到；目擊accommodationn.住所abandonvt.放棄；遺棄；拋棄reflectvt.映射；反射vi.&vt.思考awareadj.意識(shí)到的；知道的scarevt.恐嚇vi.受驚嚇重點(diǎn)詞組sortout整理；挑出helpout幫助......（擺脫困難或危難）；協(xié)助；使脫離困境throwoneselfoutof躍出upsidedown上下翻轉(zhuǎn)過來重點(diǎn)句型Itwasatimewhenthekillerwhales,or“killers”astheywerethencalled,helpedthewhalerscatchthebaleenwhalesthatwereontheirannualmigration.IhadalreadyheardthatGeorgedidn’tlikebeingkeptwaiting,soeventhoughIdidn’thavetherightclotheson,racedafterhim.I’msittinginthewarmnightairwithacolddrinkinmyhandandreflectingontheday-adayofpuremagic!重點(diǎn)語法被動(dòng)語態(tài)（II）（見語法專題）II詞語辨析（旨在提供完形填空所需材料）1）.shore/seaside/beach/coast/bankn.海邊，海岸【解釋】shore指海岸，湖岸，也指近海的一帶。seaside指近海邊地區(qū)供游客休憩，娛樂的海邊。beach指海洋或大湖在漲潮時(shí)被淹沒而退潮時(shí)又露出的斜坡，可供人們玩樂，消遣的沙灘，海灘。coast以陸地為中心的海岸線bank河流的堤，岸【練習(xí)】選擇shore/seaside/beach/coast或bank并用其適當(dāng)?shù)男问教羁?）Lastsummerwespentallourholidayatthe.2）Ienjoylyingonthewithsunglassesinthesun.It’sdangerousforchildrentoplayontheoftheriver.WeoftenseemanyshipsontheseaaboutseveralmilesofftheThelandisbarrenontheeast.Keys:1)seaside2)beach3)bank4)shore5)coast.flee/escape▼.逃避，逃跑，逃走【解釋】flee只說明動(dòng)作，不強(qiáng)調(diào)結(jié)果。escape逃離，結(jié)果是成功的?！揪毩?xí)】選擇flee或escape，并用其適當(dāng)?shù)男问教羁誘heenemyindisorder.Citizenswereforcedtothebesiegedcity.Henarrowlydeath.Keys:1)fled2)flee3)escapeddeep/deeplyadv深深地；【解釋】deep表示深地，深處(常用于具體的方面)deeply常表達(dá)抽象含義?！揪毩?xí)】選擇deep或deeply并用其適當(dāng)?shù)男问教羁誘hepolicefoundoutthelostchildinthewoodsatlast.Allofuswereshockedatthebadnews.Keys:1)deep2)deeplyIII詞性變化(旨在提供語法填空所需材料)1.depthn.深，深度，deeplyadv.深深地deepadj.&adv.深的;深入地，2.conservev.保存，保藏conservationv.保存，保持3.vividadj.生動(dòng)的,鮮明的，活潑的vividlyadv.生動(dòng)地，鮮明地4.awesomeadj.引起敬畏的，可怕的awen.敬畏awevt.敬畏5.tastyadj.好吃的，可口的tastev.m嘗；n味道，味覺tastelessadj.沒味道的，無鑒賞力的【練習(xí)】根據(jù)句子結(jié)構(gòu)，用括號(hào)內(nèi)所提供詞的適當(dāng)形式填空Thelakeisover20metersinsowewereallmovedbythemanwhodivedintothelaketosavethelittleboy.(deep)Irememberthegirldressedincolorhedrewintheexhibition.(vivid)Anyonewholaunchesawarisandisbypeoplewholovepeaceallaroundtheworld.(awe)Theofenergywillhelpusresearchthewaytosaveandtheenergy.(conserve)Thoughthesoupis,I’velostmysenseofanditustlikewater.(taste)、keys:1)depth;deeply;deep2)vividly;vivid3)awesome;awed4)conservation;conserve5)tasty;taste;tastes;tastelessIV重點(diǎn)詞匯annualadj,每年的；按年度計(jì)算的/n.年刊；年鑒［重點(diǎn)用法］annuallyadv.年年地，每年地［典例］anannualincome,年收入anannualreport年度報(bào)告witnessn,目擊者；證人；證據(jù)vt.當(dāng)場(chǎng)見到；目擊［典例］Heisthewitnesstotheaccident.事故的目擊者Thisoldauditoriumhaswitnessedmanyceremonies.這個(gè)古老的禮堂內(nèi)舉行過許多次典禮［重點(diǎn)用法］givewitnessonbehalfofsb.為某人作證accommodation住所［重點(diǎn)用法］accommodatev,向...提供，容納，調(diào)和；適應(yīng)accommodationaddress臨時(shí)通訊處accommodationallowance膳宿津貼［典例］ThehighcostofaccommodationmakeslifedifficultforstudentsinLondon.由于住宿費(fèi)用昂貴，倫敦的學(xué)生感到生活困難。Theuniversityoffersexcellentaccommodationforsummervisitors.這所大學(xué)為夏季來訪者提供了很好的住宿。abandonvt.放棄；遺棄；拋棄n.放任，狂熱［重點(diǎn)用法］abandononeselftosth./doingsth.沉溺于abandon...tosb.把舍棄給...withabandon放任地；放縱地；縱情地［典例］Theyabandonedallhopeoffindinganeffectivewaytosolvetheproblem.他們放棄了尋找有效方法解決問題的所有希望。Weshouldkeepoffthosewhoabandonthemselvestodrugs我們要遠(yuǎn)離那些吸毒成癮的人。Don'twastethefoodleft,andabandonittothedog.不要浪費(fèi)剩下的食物，把它舍棄給狗吃。5.reflectvt.映射；反射vi.&vt.思考［重點(diǎn)用法］reflectionn．反射；反映；思考；沉思reflectiveadj.反射的；反映的；沉思的reflectonv.思考，反?。鄣淅軭erseverelookreflectedhowshereallyfelt.她那冷峻的神情反映出她心中的真正感受。Mirrorsreflectlight.鏡子能反射光線。Ireflectedonpossiblereasonsformyfailure.我仔細(xì)考慮導(dǎo)致我失敗的種種原因。［練習(xí)］用reflect的相關(guān)介詞或正確形式填空.Themoonappearsasurfaceofthelake.Afteraminute's,heanswered.Theplanwhichhereflectedwasridiculous.Theproblemsatdiscussionaretobedealtattomorrow’smeeting.Keys:1)reflective2)reflection3)on4)reflectedawareadj.意識(shí)到的；知道的［重點(diǎn)用法］unaware不察覺的，不知道的awarenessn.知道，曉得be/becomeawareofsth.意識(shí)到某事beawarethat-clause矢口道；意識(shí)到makesb.awarethat-clause提醒某人注意makesb.awareof...讓某人注意到U［典例］Hewasn'tawareofthedanger.他沒有意識(shí)到危險(xiǎn)。IssheawarethatI'mcoming?她知道我要來嗎？注意：aware后跟名詞性從句時(shí)，一般在從句前不能用of,但在what從句前必須用of。［練習(xí)］用恰當(dāng)?shù)慕樵~或aware恰當(dāng)?shù)脑~性填空。Alsowhenyouwriteyourgoalsinaparticularwayyouareabletomakeyourselfcontinuouslyawaresituationsthatwillbringyounearertoyourgoal.Theprincipaldidn’tseemtobeawarethereshouldhavebeensomuchdisputeaboutthedecision．HealthofficialsthroughouttheworldhavetriedtomakepeopleraiseaboutAIDS.Mikeseemsofthetroublehe’scausing,otherwisehewouldstopit.Keys:1)of2)that3)awareness4)unawarescarevt.恐嚇vi,受驚嚇［重點(diǎn)用法］scaringadj.令人害怕的；嚇人的scaredadj.受驚嚇的；感到害怕的bescaredof.(=beafraidof)遇到...(某種事物或行為)而害怕bescaredtodo.?-(=beafraidtodo)不敢做bescaredtodeath嚇?biāo)懒耍鄣淅軾ouscaredmebycominginsoquietly.你這么悄悄地進(jìn)來嚇了我一跳。Mostgirlsarescaredtolightthefirework.大多女孩不敢放煙花。V重點(diǎn)詞組(旨在提供綜合運(yùn)用所需材料)sortout整理；挑出；解決(問題/困難)［短語歸納］sortthrough查看并挑選出putaway把存放好［典例］I'vesortedoutthepapersthatcanbethrownaway.我已經(jīng)把那些可以扔掉的報(bào)紙整理出來了。We'vegotafewlimeproblemstosortout我們有幾個(gè)小問題要解決。Hewassortingthroughapileofpapersonhisdesk他在整理桌上的一堆文件。helpout幫助......(擺脫困難或危難)；協(xié)助；使脫離困境［短語歸納］helpsbwithsth幫助某人做某事withthehelpof在...的幫助下，借助helponeselfto請(qǐng)隨便自己動(dòng)手(夾菜吃、用等)can'thelpdoingsth禁不住can'thelpbutdosth只得；不得不［典例］Canyouhelpmeoutwiththemathsproblem?你能幫我解出這道數(shù)學(xué)題嗎？Pleasehelpyourselftosomefish.隨便吃點(diǎn)魚。Shecan'thelplaughing.她忍不住大笑起來。Ican'thelpbutwait.我只得等。throwoneselfoutof躍出［典例］1)Themansuddenlythrewhimselfoutofthewaterandsaid“I'mhere''。那個(gè)人突然躍出水面說“我在這兒”。［短語歸納］throwoneselfat沖向throwoneselfinto投身手；積極從事throwaway扔掉throwup嘔吐throwsbintoprison把某人投入監(jiān)獄；throwat對(duì)準(zhǔn)向扔去(希望擊中)；throwto向(方向)扔去4.upsidedown上下翻轉(zhuǎn)過來［短語歸納］insideout里面翻轉(zhuǎn)過來的［典例］1）Thenaughtychildisalwaysturningeverythingintheroomupsidedown.這淘氣的孩子老是把房問的東西搞得亂七八糟。2）Heworethesweatshirtinsideout.他當(dāng)時(shí)把運(yùn)動(dòng)衫反過來穿。VI重點(diǎn)句子（旨在提供句子結(jié)構(gòu)等所需材料）Itwasatimewhenthekillerwhales,or“killers”astheywerethencalled,helpedthewhalerscatchthebaleenwhalesthatwereontheirannualmigration.那個(gè)時(shí)期，虎鯨（當(dāng)時(shí)被稱為“殺手”）幫助捕鯨人在每年須鯨遷徙時(shí)捕捉須鯨。［解釋］Itwas/isatimewhen曾經(jīng)一度（那時(shí)）［典例］1）Itwasatimewhenmotorcarswererare.那是汽車很罕見的時(shí)代。2）Itwasatimewhenshecouldnotbearthepainandwantedtokillherself.她曾經(jīng)無法忍受病痛，想結(jié)束自己的生命。IhadalreadyheardthatGeorgedidn’tlikebeingkeptwaiting,soeventhoughIdidn’thavetherightclotheson,raceda