Unit4BreakingBoundaries核心詞匯1．a(chǎn)ssistvt.幫助；協(xié)助；援助基礎(chǔ)練習(xí)·單句語(yǔ)法填空(1)(2024·全國(guó)甲卷)Iwasveryimpressedbythedoctorsandtheirassistants(assist)workingandlivinginsuchlittlespacebutstillstayingfocusedandveryconcerned.(2)Thekindladymanagedtoassistthetwinstofind(find)somewheretolivethatnight.(3)Ialwaysassistmyparentsindoingthedishesaftermeals.(4)It'suncertainwhowillbewillingtoassistuswiththegroup'swork.歸納拓展·assistsb.todosth.幫助某人做某事assistsb.withsth.幫助某人某事assistsb.indoingsth.幫助某人做某事·assistancen．幫助；協(xié)助cometoone'sassistance援助某人·assistantn．助手；助理；售貨員能力提升·句式寫(xiě)作誦讀(5)在我的日常生活中，我認(rèn)為幫助母親做家務(wù)是我的責(zé)任。①I(mǎi)nmydailylife,Ithinkitismydutytoassistmymotherwiththehousework.②Inmydailylife,Ithinkitismydutytoassistmymothertodothehousework.③Inmydailylife,Ithinkitismydutytoassistmymotherindoingthehousework.2．vitaladj.極其重要的；生死攸關(guān)的基礎(chǔ)練習(xí)·單句語(yǔ)法填空(1)Somedrivers,cyclistsandpedestriansdonotthinkitvitaltoobey(obey)trafficrules.(2)Understandinghistoryisvitaltounderstanding(understand)ourselvesasapeopleandasanation.(3)It'svitalthatnewcompulsoryage-appropriaterelationshipandsexeducationlessonsinEngland(should)help(help)equipchildrentotacklethegrowingdemandsofsocialmedia.歸納拓展bevitalfor/to...對(duì)……極重要的/必不可少的Itisvitaltodosth.做某事極其重要Itisvitalthat...……十分重要?！军c(diǎn)津】在句型“Itisvitalthat...”中從句謂語(yǔ)動(dòng)詞要用“(should＋)動(dòng)詞原形”的形式。能力提升·句式寫(xiě)作誦讀(4)如果我們想在環(huán)境保護(hù)方面有所作為，重要的一點(diǎn)是我們應(yīng)該從小事做起。Ifwearetomakeadifferenceinenvironmentalprotection,it'svitalthatwe(should)beginwithsmallthings．(寫(xiě)作話題之環(huán)境保護(hù))eq\x(3.devotionn．奉獻(xiàn))基礎(chǔ)練習(xí)·單句語(yǔ)法填空(1)ThespecialisthasdevotedhislifetotheagricultureofChina.(2)Afterthebigfire,somevolunteersdevotedtheirsparetimetohelping(help)rebuildthedamagedhouses.(3)Itrulyappreciateallyourdevotion(devote)andachievement,whichwillsurelycontributetothespreadofChineseculture.(4)Mr.Smithisadevoted(devote)manwhoisdevotedtohisfamily.歸納拓展·devote...to...把……奉獻(xiàn)給……devoteoneselfto致力于；獻(xiàn)身于bedevotedto專(zhuān)心于；致力于·devotedadj.忠實(shí)的·devotionn．關(guān)愛(ài)；奉獻(xiàn)；忠誠(chéng)【點(diǎn)津】to是介詞，后面接名詞或者動(dòng)詞的-ing形式。能力提升·句式寫(xiě)作誦讀經(jīng)過(guò)十年的專(zhuān)心練習(xí)，這個(gè)年輕人成了一個(gè)有影響力的游泳運(yùn)動(dòng)員。(5)Afterhehaddevotedhimselftopracticingfortenyears,theyoungmanbecameaninfluentialswimmer.→Havingbeendevotedtopracticingfortenyears,theyoungmanbecameaninfluentialswimmer.(畫(huà)線部分用非謂語(yǔ))4．rewardingadj.值得做的；有益的；有意義的基礎(chǔ)練習(xí)·單句語(yǔ)法填空(1)(2024·新課標(biāo)全國(guó)Ⅰ卷)Afewminutesspentcastingyoureyeoverapageortwocanbearewarding(reward)experience.(2)(2023·全國(guó)甲卷)Aday'sworkwasrewardedwith￡5inpocketmoney.(3)Ifthemonkeystouchedtheleftsideofthescreentheywouldberewarded(reward)withsevendropsofwaterorjuice.歸納拓展·rewardv．酬謝；獎(jiǎng)勵(lì)，獎(jiǎng)賞n.獎(jiǎng)金；回報(bào)；報(bào)酬rewardsb.for(doing)sth.因(做)某事而獎(jiǎng)賞/酬謝某人rewardsb.withsth.用某物獎(jiǎng)賞/回報(bào)某人·inrewardfor為獎(jiǎng)賞……；為報(bào)答……asarewardfor作為對(duì)……的獎(jiǎng)賞/回報(bào)能力提升·句式寫(xiě)作誦讀(4)我很樂(lè)意帶你游玩北京，以報(bào)答你的慷慨相助。(應(yīng)用文之感謝信)I'mmorethanwillingtoshowyouaroundBeijinginrewardfor/asarewardforyourgeneroushelp.5．influentialadj.有影響力的基礎(chǔ)練習(xí)·單句語(yǔ)法填空(1)(2024·新課標(biāo)全國(guó)Ⅰ卷)Forwelloverahundredyearsthemostinfluential(influence)EnglishdictionarywasSamuelJohnson'sDictionaryoftheEnglishLanguagepublishedin1755.(2)Bothmyparentshadagreatinfluenceon/uponmychoiceofwork.(3)Thegrowthofthesevegetablesisinfluenced(influence)byseasonalvariations.(4)Whatinfluencedyoutodedicate(dedicate)toteaching?歸納拓展·influencev．影響n.影響；有影響的人(或事物)influencesb.todo...影響某人做……·haveaninfluenceon/upon對(duì)……起作用/有影響undertheinfluenceof在……的影響下能力提升·句式寫(xiě)作誦讀(5)他在朋友羅伯特·弗羅斯特的影響下開(kāi)始寫(xiě)詩(shī)。Hebeginswritingpoetryundertheinfluenceofhisfriend，RobertFrost.(6)VanGoghhadaninfluenceonthedevelopmentofmodernpainting.→VanGoghinfluenced/affectedthedevelopmentofmodernpainting.→VanGoghhadaneffecton/uponthedevelopmentofmodernpainting.6.takeanychances心存僥幸，冒險(xiǎn)基礎(chǔ)練習(xí)·單句語(yǔ)法填空(1)Sincetherewasnowayout,therobberdecidedtotakeachanceonhislucktoseeifhecouldrunaway.(2)Thoseparentswhoyellattheirchildrenfortheiruntidiness,butlatercleantheroomforthem,havefewerchancesofchangingtheirchildren'sbehavior.(3)Moreover,Iconsideritagoldenchancetotour(tour)aroundChinatoenjoythewonderfulsceneryandtastetheinvitingfoodhereandthere.(4)Whentheyarrive,Iambychancejustwatchingoutsidethewindow.歸納拓展bychance＝byaccident偶然；碰巧(The)chancesare(that)...有可能……Thechanceis(that)...有可能……achancetodosth.做某事的機(jī)會(huì)能力提升·句式寫(xiě)作誦讀(5)下周我也許得去曼徹斯特，不過(guò)可能性不大。There'saslim/slightchance(that)ImighthavetogotoManchesternextweek.重點(diǎn)句型asif...好像……Nowadays,peopleallovertheworldarebecomingmoreandmoreconnected，asiftheworldweregettingsmaller...如今，全世界的人聯(lián)系越來(lái)越緊密，好像世界變得越來(lái)越小……基礎(chǔ)練習(xí)·單句語(yǔ)法填空(1)Itseemsasifourteamis(be)goingtowinthegame.(2)Shetreatsthechildasifhewere(be)herownson.(3)ItwasJohnwhobrokethewindow.WhyareyoutalkingtomeasifIhaddone(do)it?歸納拓展·asif＝asthough意為“仿佛；好像”，引導(dǎo)表語(yǔ)從句。常放在be，look，seem，sound，smell，feel等系動(dòng)詞之后。·asif還可引導(dǎo)方式狀語(yǔ)從句。如果從句表一種假設(shè)的情況，從句謂語(yǔ)常用虛擬語(yǔ)氣，結(jié)構(gòu)如下：與現(xiàn)在事實(shí)相反的假設(shè)，從句謂語(yǔ)動(dòng)詞用過(guò)去時(shí)did/were(be動(dòng)詞用were)；與過(guò)去事實(shí)相反的假設(shè)，從句謂語(yǔ)動(dòng)詞用過(guò)去完成時(shí)haddone/been；與將來(lái)事實(shí)相反的假設(shè)，從句謂語(yǔ)動(dòng)詞用would/could/should/mightdo/be?！ぎ?dāng)asif/though引導(dǎo)方式狀語(yǔ)從句時(shí)，如果從句主語(yǔ)和主句主語(yǔ)一致，且從句謂語(yǔ)動(dòng)詞又含有be動(dòng)詞的某種形式，則可以省略從句的主