新高考英语人教版一轮复习课件第1部分选修7Unit3Underthesea

选修7Unit3

Underthesea单元话题导读写作词汇surroundingsn．环境conservationn．保护advocatev．提倡takeresponsibilityfor…

对……负责任environmentalawareness环保意识keepecologicalbalance保持生态平衡话题美句(1)当雾霾来临的时候，整个城市笼罩着灰尘和烟雾，对我们健康造成很大的危害。Whenhazecomes,thewholecitywillbecoveredwithdustandsmog,causingseriousproblemstoourhealth.(2)我坚信在我们的共同努力下，我们的社会在不久的将来会变成一个更加宜人的地方。Iholdthefirmbeliefthatwithourjointefforts,oursocietywillbecomeamoreenjoyableplaceinthenearfuture.话题美句(3)越来越多的汽车将释放出有毒气体，导致空气污染，对环境造成极大损害。Moreandmorecarswillgiveoutpoisonousgasesandcauseairpollution,whichdoesgreatharmtotheenvironment.精雕玉琢用with复合结构改写：becausetherearevariousbirdseverywhere(1)___________________________用强调句型改写：(2)Thesizeofthewetlandsisbecomingsmallerandsmallerduetofarming.→______________________thesizeofthewetlandsisbecomingsmallerandsmaller.withvariousbirdseverywhere

Itisduetofarmingthat

精雕玉琢用“notonly…butalso…”倒装结构改写：(3)Weshouldsetupawetlandreservetomakesurenooneshallharmthebirds.Besides,weshouldmakemorepeopleawareoftheimportanceoflivinginharmonywithbirds.→______________________awetlandreservetomakesurenooneshallharmthebirds,____________morepeopleawareoftheimportanceoflivinginharmonywithbirds.Notonlyshouldwesetup

butalsomake

精雕玉琢完成句子：(4)我相信越来越多的工厂将会承担起它们保护环境的责任。I____________________moreandmorefactorieswilltakeresponsibilityforprotectingtheenvironment.holdafirmbeliefthat

经典习题及优美范文近年来，海洋生态(marineecosystems)遭受破坏，很多海洋生物已经灭绝，这引起了全世界范围内的关注。假设你所在的学校正在进行有关“生态保护”的校刊专题报道，请你用英文写一篇关于海洋生态的文章进行投稿。内容包括：(1)人们应该意识到保护海洋的重要性；(2)政府应当采取有效的措施保护海洋生态；(3)我们要提高自身的环保意识，努力保护海洋生态。Thepastyearshaswitnessedthatsomecreaturesundertheseahavediedout,whichhasbeengreatlyconcernedbythewholeworld.Ononehand,peopleshouldbeawareoftheimportanceofprotectingtheocean.Asamatteroffact,toprotecttheoceanistoprotecthumanbeings.Ontheotherhand,itisurgentthatthegovernmentshouldtakeimmediatemeasurestokeepthebalanceofnature.I’msurethatonlybyraisingtheawarenessofprotectingtheenvironmentandmakinggreateffortscanwesolvetheproblem.单元基础精测重点单词※

核心词汇1．____________vt.当场见到；目击2．____________vi.&n.暂停；中止3．____________vt.拖；拉；扯4．____________adj.相对的；相反的5．____________adj.每年的；

按年度计算的n．年刊；年鉴witness

pause

drag

opposite

annual

重点单词※

扩展词汇6．____________vt.放弃；遗弃；抛弃→____________adj.放纵的；堕落的7．____________vi.思考vt.映射；反射；思考→____________n．映像；思考；反映8．____________vi.逃避；逃跑vt.逃离→____________(过去式)→____________(过去分词)abandon

abandoned

reflect

reflection

flee

fled

fled

重点单词9．____________vt.恐吓vi.受惊吓→____________adj.恐惧的；害怕的→____________adj.引起恐慌的10．______________n．住所；住宿→____________v．提供住宿11．____________n．保护；保存→____________vt.保存；保护12．____________adj.好吃的；可口的→__________vt.品尝→____________adj.无味的；粗俗的；无鉴赏力的scare

scared

scary

conservation

conserve

tasty

taste

tasteless

重点单词13．________adj.意识到的；知道的→___________n．意识14．____________adj.锐利的；锋利的；敏捷的→____________v．(使)锋利；(使)锐利15．____________adj.狭窄的；有限的；狭隘的→____________adv.仅仅；勉强地16．____________adj.每年的；按年度计算的n．年刊；年鉴→____________adv.年度地；每年aware

awareness

sharp

sharpen

narrow

narrowly

annual

annually

重点单词※

阅读词汇17．teamwork

n．____________

18．relationship

n．__________________________19．target

n．_________________________

20．neat

adj.________________________21．shallow

adj.________________________配合；

协作关系；

血缘关系；

交往目标；

靶；

受批评的对象好的；

整齐的；

匀称的浅的；

肤浅的；

浅显的常用短语1．对……知道、明白；意识到……________________

2．帮助(某人)摆脱困境或危难________________3．吓死了

___________________

4．瞄准________________5．举起；抬起；支撑；阻挡；使延误________________help(sb.)out

(be)scaredtodeath

aimat

holdup

常用短语6．sortout________________7．getcloseto________________8．upsidedown________________9．inthemeantime____________________10．aheadof______________________整理；选出；解决靠近上下翻转在此期间；与此同时优于……；在……前面经典句式1．Itwasatime________thekillerwhales,or“killers”astheywerethencalled,helpedthewhalerscatchthebaleenwhalesthatwereontheirannualmigration.(atime＋when引导的定语从句)2．Werandowntotheshoreintimetoseeanenormousanimaloppositeus________(throw)itselfoutofthewaterandthencrashingdownagain.(see…doing…

看到……正在做……)when

throwing

经典句式3．Aswedrewcloser,Icouldseeawhale_________________(attack)byapackofaboutsixotherkillers.(v.－ing的被动式作宾语补足语)4．I’msittinginthewarmnightair_______________________(手里拿着一杯冷饮)andreflectingontheday—adayofpuremagic!(with的复合结构作状语)5．Thewaterwasquiteshallowbut________thereefended,therewasasteepdroptothesandyoceanfloor.(where…，therebe…

在……的地方有……)beingattacked

withacolddrinkinmyhand

where

单元要点突破1．witnessvt.当场见到；目击

n．目击者；证人；证据【考点激活】①Threeweeksago,I__________(witness)asmallnear－disasterafewmileswestofhere.几天前，在这儿西边几英里处，我目睹了一件差一点成为灾难的事件。【答案】witnessed

(1)witnesstosth./doingsth.作证证明某事/做某事witnessfor…为……作证(2)awitnesstosth.某事的证人/证明bear/givewitnesstosth.为……作证；证明……【知识建构】Thepasser－bywitnessedtohavingseenthemanfleeingfromtheshop.路过者作证说，他看到此人从商店逃跑。英语中常使用拟人修辞手法的句子，主语通常是表示时间、地点或心爱之物，如车、船等的名词，谓语动词常为witness,see,find等【举一反三】Thepasttenyearshaswitnessed/seenthegreatchangesinChina.过去的十年见证了中国发生的巨变。【多维训练】◆语法填空

②Thewitnesswhowitnessedtheaccidentpromisedtobe________witnessandgavewitness________thevictim.③Hisgoodhealthisawitness________thesuccessofthetreatment.【答案】②a；to

③to◆同义句转换④Shewitnessedthatshehadseenthemanenterthebuilding.→Shewitnessed____________________________enterthebuilding.⑤Weallhadareallyenjoyabletimeintheteahouse.→Theteahouse________________________.(witnessv．)【答案】④tohavingseentheman⑤witnessedthatweallhadareallyenjoyabletime2．urgevt.催促；极力主张；驱策n．强烈的欲望；冲动【考点激活】①Astudentwhosefriendsaregoodatacademicsmay__________(urge)tostudyharderandgetgoodgrades.如果一个学生的朋友学业成绩好，他或她有可能被督促更加努力地学习，取得好的成绩。【答案】beurged

(1)urgesb.todosth.催促某人做某事urgeodoingsth.催促某人做某事urgethat…极力主张……；强调……Itisurgedthat…坚决要求……在urgedthat…，Itisurgedthat…句型中，that从句的谓语动词为(should)dosth.【知识建构】(2)haveanurgetodosth.渴望做某事(3)urgent

adj.紧急的；迫切的(4)urgencyn.紧迫；

急迫；

急事Theauthorurgesreaderstoconsidertheroleofelevatorsincitydevelopment.作者主张读者考虑电梯在城市发展中的作用。c【多维训练】◆语法填空

②Thepeopleherearein________(urge)needoffood，medicineandshelters.③Shecouldhearhimurgingher________assheranpast.④Itisstronglyurgedthatthelibrary____________________(keep)openduringthevacation.【答案】②urgent

③on

④shouldbekept◆一句多译随着期末考试的来临，老师督促我们努力学习。⑤Ourteacher_________________________________，withtheexamdrawingnear.⑥Ourteacher_________________________________，astheexamisdrawingnear.【答案】⑤urgesustostudyhard⑥urgesthatweshouldstudyhard3．abandonvt.放弃；

遗弃；抛弃【考点激活】①Ineachepisode(一期节目)ofMan

vs.Wild,Grylls________(abandon)inawildareaandhastofindhiswayout.在每一期《荒野先生》的节目中，格里尔斯都被丢在一个荒凉的地方，他必须自己找到出路。【答案】isabandoned

(1)abandonone’shope/plan/idea放弃希望/计划/主意abandondoingsth.放弃做某事abandononeselfto…沉溺于……；纵情于……(2)withabandon放纵地；放任地(3)abandoned

adj.无约束的；被抛弃的beabandonedto…沉溺于……【知识建构】Theyabandonthemselvestodrinking.他们沉溺于饮酒。Heshutdowntheenginestoslowtheshipmakingiteasierforittobeabandoned.为了降低船速以便更容易弃船，他关闭了引擎。【多维训练】◆短文填空Thewoman②_________(abandon)byherhusband.Eventuallythe③_________(abandon)wifewasfoundwanderinginthestreet,④_________(abandon)herselftodespair.Sheoftendanced⑤________abandonfornoreasoninthepublicplacesandoftenabandonedherselfto⑥________(drink)．【答案】②wasabandoned

③abandoned

④abandoning

⑤with

⑥drinking◆翻译句子⑦老板督促我们放弃执行这项计划。_______________________________________________【答案】Thebossurgedustoabandoncarryingouttheplan.4．reflectvi.思考vt.映射；反射；思考【考点激活】①That____________(reflect)inanup－to－datedictionary.那反映在一本最新的字典里。【答案】isreflected

(1)reflectsb./sth.insth.(指镜子等)映出某人/物的影像reflect…fromsth.从某物反射……reflecton/uponsth.思考某事(2)reflection

n．映像；倒影belostinreflection陷入沉思中onreflection仔细思考后；经再三考虑【知识建构】【多维训练】◆短文填空Thestudentstoodtherestill,②__________(lose)inreflection.Hewasreflecting③________theproblemwhythesunlightcould④__________(reflect)fromthewaterandhecouldseehis⑤__________(reflect)inthewater.【答案】②lost

③on

④bereflected

⑤reflection

◆完成句子⑥有人极力主张，我们应该经常反思对地球的所作所为。Itisstronglyurgedthatwe__________________totheearth.【答案】shouldreflectonwhatwehavedone5．scarevt.&vi.恐吓；受惊吓【考点激活】①Iftherewereanythingto________of,youwouldn’thavechosenthisplace.如果真的有什么可怕的东西的话，你就不会选择这个地方了。【答案】bescared

scaring

adj.令人害怕的；吓人的scared

adj.受惊吓的；感到害怕的bescaredof…

＝beafraidof…害怕……bescaredtodo…不敢做……bescaredthat…害怕……scaresb.intodoingsth.威胁某人做某事bescaredtodeath吓坏了【知识建构】IgotscaredandIranandleftherallalone.我一害怕就跑了，把她一个人扔下了。【多维训练】◆语法填空②Thescenewasso_______(scare)thathewasscared______death.③Localbusinesseswerescaredinto_______(pay)protectionmoney.【答案】②scaring;to

③paying◆完成句子④由于害怕被欺骗，有人拒绝在网上购物。_______________________________________________，somepeoplerefusetodoshoppingontheInternet.【答案】Becausetheyarescaredtobecheated/Scaredtobecheated1．help(…)out帮助(……)摆脱困境或危难【考点激活】①Theyfollowtherules,help________，andareconcernedaboutthepeopletheyworkwith.他们遵守规则，帮助并且关心一起工作的人们。【答案】out

(1)helpsb.with/(to)dosth.帮助某人某事/做某事can’thelpdoingsth.忍不住做某事can’thelp(to)dosth.不能帮忙做某事can’thelpbutdo只得做；不得不做helpyourself(tosth.)随便自己动手(2)withthehelpofsb.＝withone’shelp在某人的帮助下without/butforone’shelp要不是某人的帮助(常与虚拟语气连用)【知识建构】Hewasrushingbacktohelpthemoutofpoverty.他急速地跑回去帮他们摆脱贫穷。Heissuchaselflessman.Youcan’thelpbutrespecthim.他是这样一个毫无私心的人，

你不得不尊敬他。◆完成句子每次我遇到麻烦，他都会帮我摆脱困境。⑥EverytimeIamintrouble,he______________________.◆翻译句子⑦如果方便的话，你能帮我修改一下申请书吗？_______________________________________________【答案】⑥willcertainlyhelpmeout⑦Ifitisconvenient,wouldyoupleasehelpme(to)correcttheapplication?(1)beawarethat…知道……；体会到……makesb.awareof/that…

使某人注意到……；提醒某人注意……asfarasI’maware据我所知【知识建构】(2)awareness

n．意识；认识developanawarenessof…培养……的意识raiseawareness提高认识lackofawareness缺乏认识Everybodyshouldbemadeawareoftherisksinvolved.应该让人人都知道其中的风险。Whenvisitinganothercountry,youshouldbeawareofthosedifferencesandrespectthem.到其他国家的时候，你应该意识到那些差异并尊重它们。【多维训练】◆完成句子②________________(我认为),somestudentsaren’t③____________________(意识到重要性)ofmakingaplan.【答案】②AsfarasI’maware③awareoftheimportance◆翻译句子④通过这项活动，我们让更多的人意识到了保护环境的重要性。_______________________________________________【答案】Throughtheactivity,wemakemorepeopleawareoftheimportanceofprotectingtheenvironment.1．Aswedrewcloser,Icouldseeawhalebeingattackedbyapackofaboutsixotherkillers.随着我们的逼近，

我能看见一条鲸鱼正在被其他六条虎鲸袭击。seesb./sth.beingdone【句型提炼】seeawhalebeingattacked“看到一条鲸鱼正在被袭击”，句中beingattacked作宾语补足语，表示动作正在被进行。beingdone除了作宾语补足语表示被动和正在进行外，

还有以下句法功能：(1)作后置定语，

表示被动和正在进行；(2)作宾语，

表示被动；(3)作主语，

表示被动。【句型剖析】Everyoneenjoysbeingrespectedbyothers.每个人都喜欢被他人尊敬。Theyoungmanbeingquestionedbythepolicemanishisbrother.那个正在被警察询问的年轻人是他的哥哥。Beingrecognizedwhereveryougoisthepriceyoupayforbeingfamous.出名所付出的代价是不管你走到哪里，

都会被人认出来。◆完成句子④无论我走到哪里，都会看到一些残疾人被嘲笑。WhereverIgo,I___________________________________.【答案】willseesomedisabledpeoplebeinglaughedat2．Thewaterwasquiteshallowbutwherethereefended,therewasasteepdroptothesandyoceanfloor.水很浅，

但是到了珊瑚礁的尽头，

就有一个陡坡，

一直下降到满是沙子的海底。where…therebe…

在……的地方，有……【句型提炼】句中“where…”为地点状语从句。地点状语从句一般放在主句之后。但在一些谚语或表示抽象意义的句子中，常把地点状语从句放在主句之前，此时where＝in/attheplacewhere。【句型剖析】Wherethereislife,thereishope.留得青山在，不愁没柴烧。Thelittlegirlwhogotlostdecidedtoremainwhereshewasandwaitforhermother.那个迷路的小女孩决定待在原地等她母亲。【多维训练】◆完成句子①Theywillgo________________________________(他们快乐的地方)．②Makeamark________________________________(在你有疑问的地方)．【答案】①wheretheyarehappy②whereyouhaveanydoubtsorquestions③________________________________(有水的地方),thereislife.④就我个人而言，

这个男孩在院子里愿意去哪里就去哪里。AsfarasI’maware,theboyisfreetogo______________intheyard.【答案】③Wherethereiswater

④whereverhelikes◆翻译句子⑤正如谚语所说，“有志者事竟成。”_______________________________________________【答案】Justasthesayinggoes,“Wherethereisawill,thereisaway.”写作技能递升一、单元核心考点语篇填空阅读下面短文，在空白处填入1个适当的单词或括号内单词的正确形式。Once，withhisunderwatertelescopeandflashlight，Mark1．________(dive)alongtheboundarybetweenthesteepreefandtheareaofseaweedconservation.2．________(sudden)，anawesomeAntarcticsealwithsharpteethappearedoppositehim.Everycellinhisbody3．________(scare)todeath.Butsoon，hewasaware4．________hewasn’tthetargetofanattack.Withaneatwoundinitslipcaused5．________ashark，thisgreysealwaswashedupsidedownbythetidestimeaftertime.ButittriedtojogMarkasiftourgehim6．________(help)it.SoMarkabandoned7．________(flee)away.Withitsteamwork，Markusedanettodragthesealtotheshallowwater.Withoutpausinghehelpedit8．________afterasimpleoperationandsettleditinanarrowcavebytheseaside.Everytimehebroughtit9．________(taste)fish，itwouldyellandsuckhishandshappily.10．________(witness)saidtheiranecdotesreflectedamagicdimensionoftherelationshipbetweenhumansandanimals.【答案】1．dived

2．Suddenly

3．wasscared

4．that

5．by

6．tohelp

7．fleeing

8．out

9．tasty

10．Witnesses二、用本单元词汇、句式和语法知识写满分话题作文1．根据汉语提示补全句子(黑体部分请用本单元所学词汇)①众所周知，在海洋深处有各种资源。Asweallknow,therearevarietiesofresources__________________________________________.②过去的十年目睹了很多海洋生物灭绝了。___________________________________thatmanymarinecreatureshavediedout.【答案】①atthedepthoftheocean②Thepastdecadehaswitnessed③海洋污染受到全世界极大的关注。Marinepollution________________________________bythewholeworld.④我们应该使人们意识到保护海洋的重要性，因为保护海洋就是保护人类。Wemust__________________________________________becausetoprotecttheoceanistoprotecthumanbeings.【答案】③hasbeengreatlyconcerned④makepeopleawareoftheimportanceofprotectingtheocean⑤政府应督促立即采取措施保持生态平衡。Thegovernmentshould_________________________⑥无论有多么大的困难，我们绝不放弃保护海洋。Nomatterhowgreatthedifficultyis,wewillnever_______________________________________________【答案】⑤urgeimmediatemeasuresbetakentokeepthebalanceofnature.

⑥abandonprotectingtheocean.2．按要求升级句式⑦用倒装句升级句⑥_______________________________