Unit2SavingtheEarthTopic3Whatcanwedoathometoprotecttheenvironment?單元知識整合復(fù)習(xí)精品課件一、詞匯拓展記憶1．protect____________(名詞)2．organization_________(動(dòng)詞)3．nod_____________________(現(xiàn)在分詞—過去分詞)4．a(chǎn)gree___________(名詞)5．a(chǎn)ct___________(名詞)protectionorganizenoddingnoddedagreementaction6．disadvantage____________(反義詞)7．electricity__________(形容詞)8．German__________(復(fù)數(shù))___________(名詞“德國”)9．plant___________(名詞)10．dry_________________(動(dòng)詞第三人稱單數(shù)—?jiǎng)釉~過去式)advantageelectricGermansGermanyplanterdriesdried詞匯拓展記憶二、重點(diǎn)詞組短語1．為……工作2．省錢3．鼓勵(lì)某人做某事4．把易拉罐分類5．趕快，快點(diǎn)6．放棄7．應(yīng)該8．關(guān)掉，停止workforsavemoneyencouragesb.todosth.sortsoftdrinkcanshurryup/inahurrygiveupoughttoshutoff/turnoff9．代替10．節(jié)約能源11．減少空氣污染12．呼救13．畢竟；歸根結(jié)底insteadof/takeone’splacesaveenergyreduceairpollutioncryforhelpafterall重點(diǎn)詞組短語14．用完；耗盡15．盡管16．等候17．允許某人做某事18．使某人吃驚的是runouteventhoughallowsb.todosth.toone’ssurprise重點(diǎn)詞組短語waitfor三、知識點(diǎn)解析Weshouldusebothsidesofpaperandreuseplasticbags.我們應(yīng)該雙面使用紙張，并且再次使用塑料袋。both兩者都我父母都是辦公室職員。Myparentsarebothofficeworkers.(1)both,neither,either的區(qū)別both“(兩者)都”，neither“(兩者)都不”，either“(兩者)之一”；both...and...“兩者都……”，當(dāng)連接句子的兩個(gè)主語時(shí)，謂語動(dòng)詞常用復(fù)數(shù)形式；neither...nor...“既不……也不……”，當(dāng)連接句子的兩個(gè)主語時(shí)，謂語動(dòng)詞就近原則；either...or...“或者……或者……”，表示兩者之一，當(dāng)連接句子的兩個(gè)主語時(shí)，謂語動(dòng)詞就近原則；notonly...butalso...“不但……而且……”，當(dāng)連接句子的兩個(gè)主語時(shí)，謂語動(dòng)詞就近原則。(2)both...and...,neither...nor,either...or,notonlybut...butalso知識點(diǎn)解析【即學(xué)即練】①________Anna________herbrotherlikelisteningtosoftmusic.A．Both；and B．Neither；norC．Either；or D．Notonly；butalso②—Ilikethetwodresses，butIcanonlyafford________ofthem.—Isuggestyoutakethewhiteone.A．a(chǎn)ll B．bothC．neither D．eitherAD知識點(diǎn)解析2．Noddingtheheadmeansagreement.點(diǎn)頭表示同意。agreementn．同意；一致；協(xié)議他們約定在家中絕不談工作。Theyhadanagreementnevertotalkaboutworkathome.(1)agreement名詞，“同意；一致；協(xié)議”，反義詞是disagreement；(2)agree動(dòng)詞，“同意”，agreewithsb.同意某人的意見。知識點(diǎn)解析【即學(xué)即練】①Thetwosidesfailedtoreach__________(agree)．②他們與澳大利亞簽有自由貿(mào)易協(xié)定。Theyhaveafreetrade__________withAustralia.agreementagreement知識點(diǎn)解析3．Hehasfailedseveraltimes，buthenevergivesup.雖然他已經(jīng)失敗幾次，但他絕不放棄。giveup放棄她不輕易認(rèn)輸。Shedoesn’tgiveupeasily.她不輕易認(rèn)輸。與give相關(guān)的短語知識點(diǎn)解析【即學(xué)即練】①Hewastoldbythedoctortogiveup________(smoke)．②Shedidn’t________theworkwhenshehadthebaby.A．giveout B．giveawayC．giveup D．giveinsmokingC知識點(diǎn)解析4．Yououghttoshutofftheelectricitywhenyouleavearoom.當(dāng)你離開房間的時(shí)候應(yīng)該關(guān)掉電源。oughtto應(yīng)該你應(yīng)該嚴(yán)于律己。Yououghttobestrictwithyourself.(1)oughttodo(表示對目前情況的不滿)應(yīng)該，應(yīng)當(dāng)，最好做；(表示期望)應(yīng)該；(2)oughtto屬于情態(tài)動(dòng)詞，沒有人稱和時(shí)態(tài)的變化，后接動(dòng)詞原形構(gòu)成謂語，否定形式為oughtnotto或oughtn’tto；(3)通?？梢耘cshould互換，但should更常用。知識點(diǎn)解析【即學(xué)即練】①Youshouldgiveupsmoking.(同義替換)You________________giveupsmoking.②It’slatesowe________gotobed.A．usedtoB．oughttoC．hastooughttoB知識點(diǎn)解析5.You’dbetterwalkorrideabikeinsteadoftakingabusorataxiifyoutravelashortdistance.如果你短距離出行最好走路或騎自行車代替坐公交或打出租車。insteadof代替他沒有去北京，而是去了上海。Hedidn’tgotoBeijing.HewenttoShanghaiinstead.=HewenttoShanghaiinsteadoBeijing.知識點(diǎn)解析【即學(xué)即練】①Wouldyouwashthedishes________me?A．instead B．insteadforC．insteadof②NowIcanwalktoworkinsteadof________bycar.A．go B．goingC．togoCB知識點(diǎn)解析6．Shutofftheelectricitywhenyouarenotusingit.當(dāng)你沒有在使用時(shí)關(guān)掉電源。shutoff停止，關(guān)掉當(dāng)蓋子合上時(shí)，立刻會有一個(gè)閥門切斷煤氣。Avalveimmediatelyshutsoffthegaswhenthelidisclosed.知識點(diǎn)解析(1)shutoff“關(guān)掉(煤氣、自來水、收音機(jī)等)”，意思相近的短語是turnoff，shutup“住口”；(2)不同的“開/關(guān)”：turnon打開shutoff/turnoff關(guān)閉open打開close關(guān)閉turnup調(diào)高turndown調(diào)低知識點(diǎn)解析【即學(xué)即練】①M(fèi)artin______himself_____fromtheworldtowritehisbook.A．shut；downB．shut；upC．shut；off②Mike________hiscomputerandcheckedhise-mails.A．turnedon B．shutoffC．turnedupCA知識點(diǎn)解析7．Afterall，wehaveonlyoneearth.畢竟我們只有一個(gè)地球。afterall畢竟；終究；究竟畢竟我們是鐘表之國！We’rethelandofwatches，afterall！知識點(diǎn)解析all構(gòu)成的不同短語：afterall“畢竟；終究；到底”；aboveall“尤其是；最重要的是”；firstofall“首先”，表示次序；inall“總共；總計(jì)”；atall“根本”，not...atall“根本不”。如：你完全不該責(zé)備那名工人，他畢竟昨天才來；更重要的是，他總共才出了兩處錯(cuò)。Youshouldn’thavescoldedtheworkeratall,hecamehereyesterdayafterall;aboveall,hemadeonlytwomistakesinall.知識點(diǎn)解析inallafterallFirstofallaboveallatall知識點(diǎn)解析8．Theywillneverrunoutsotheyarecalledrenewablesources.它們將不會用盡，所以被稱為新能源。runout用完；用盡看起來今天我們沒有時(shí)間了。Itlooksliketimehasrunoutonusfortoday.(1)runout“用完；用盡”；主語通常為時(shí)間/金錢/食物等名詞；知識點(diǎn)解析(2)runoutof＝useup“用完；用盡”，主語一般是人；runoutof＋地點(diǎn)，“從……跑出來”。如：你們的測試時(shí)間已到?！猋ou’verunoutofthetimeforthetest.—Whydidthetimerunoutsofast?知識點(diǎn)解析【即學(xué)即練】①Theboy____________allhisenergytoruntothefinishline.(改為同義句)Theboy________________allhisenergytoruntothefinishline.②Somepeoplewastetoomuchwater.

Theydon’tbelievethatitcan________someday.A．keepoutB．runoutC．gooutusedupranoutofB知識點(diǎn)解析并列句【要點(diǎn)1】并列句指含有兩個(gè)或者兩個(gè)以上的獨(dú)立的主謂結(jié)構(gòu)或簡單句的句子。這些分句，在形式上處于平等的、互不依存的并列地位，但在意義上有所關(guān)聯(lián)?！疽c(diǎn)2】并列句的連詞：and,but,while,or,so1.and表示并列順承關(guān)系。如：Workhardandyouwillpasstheexam.2.but，while表示轉(zhuǎn)折關(guān)系。如：Hefailedmanytimes，buthedidn’tdespair.Somepeoplelovedogs，whileothershatethem.3.or表示選擇或轉(zhuǎn)折關(guān)系。如：Studyhard，oryou’llfailintheexam.4.so表示因果關(guān)系。如：Hefailedintheexam，sohewasunhappythesedays.1．【2020樂山】—Peter，wouldyouliketogoshoppingwithme?—I’dloveto，________Ihavetofinishmyhomeworkfirst.A．soB．a(chǎn)nd C．but【答案】C【解析】選C?？疾檫B詞。so因此，表結(jié)果；and和，表并列；but但是，表轉(zhuǎn)折。根據(jù)“Ihavetofinishmyhomeworkfirst”可知后面句子表示轉(zhuǎn)折，用連詞but。故選C。2．【2020東營】ManystudentshatedtohaveclassesonDingTalk,________theygaveitone-starreviews(評價(jià))．A．so B．orC．but D．while【答案】A【解析】選A。so因此，表結(jié)果；or或者，表選擇；but但是，表轉(zhuǎn)折；while然而，表對比。根據(jù)語境可知，上文“許多學(xué)生討厭在釘釘上課”和下文“他們給它一星評價(jià)”之間是因果關(guān)系，用so連接。故選A。3．【2020甘孜】Getupearly，________youwillmissyourtrain.A．orB．a(chǎn)ndC．but【答案】A【解析】選A。or否則，and并且，but但是。根據(jù)句意：早點(diǎn)起床，否則你會錯(cuò)過火車。故選A。4．【2020徐州】Givemeachance，________Iwillgiveyouawonderfulsurpri