新教材2024版高中英语Unit5AdelicateworldSectionBUsinglanguage学生用书外研版选择性必修第二册

SectionBUsinglanguage►第一版块|重点词汇1．nativeadj.原产于某地的，土产的，当地的；诞生地的n．[C]诞生于某国(或某地)的人；本地人；本地的动物(或植物)❶ThetigerisnativetoIndia.这种虎产于印度。❷LiMingisanativeofBeijing.李明是北京人。❸TheKangarooisanativeofAustralia.袋鼠是产于澳大利亚的动物。[归纳探究](1)benativeto...原产于……one'snativeland/country/language某人的家乡/祖国/母语(2)anativeof...本地人；产于……的动物(或植物)[易混辨析]behometo是……的所在地/出产地AustraliaishometoKangaroos澳大利亚是袋鼠的家乡。[即学活用]单句语法填空①Bystudyingthebones，scientistsfurtherconcludedthatthewactahapenguinwasonceanative________NewZealand.②Manyrareanimalsandplantsarenative________thissmallisland.③Imadefriendswiththe________(native),andtheirreactionamazedme.Theygavemepresentsoftheirfavoriteartworkswhichtheyhadrefusedtoselltotourists.2.breakdownvt.使分解(为)，使变更(成)vi.(机器或车辆)坏掉，出故障；(探讨，关系)失败；(健康状况)垮掉，(人)身体出毛病。❶Foodisbrokendowninthestomach.食物在胃里分解。❷Themachinebrokedownduringabusytime.正忙的时候机器出了故障。❸Negotiationsbetweenthetwosideshavebrokendown.双方谈判失败了。❹Hishealthbrokedownunderthepressureofwork.他因工作压力身体垮掉了。[即学活用]推断下列句子中breakdown的含义①Ifyoukeeponstayingupsolate,yourhealthwillbreakdownsoonerorlater.________②Bacteriaareaddedtohelpbreakdownthewaste.________③Iftheprintershouldbreakdownunderguarantee,wewouldrepairitatourexpense.________3.feedon(动物)以……为食❶Owlsfeedonmiceandothersmallanimals.猫头鹰以老鼠和其他小动物为食。❷Hewasearningjustenoughmoneytoliveon.他挣的钱刚够维持生活。[归纳探究]feed...to...把……喂给……feed...on/with...用……喂……feed...up(用大量食物)养肥，养壮befedupwith＝betiredof＝beboredwith对……厌烦Wefeedgrasstosheep.＝Wefeedsheepon/withgrass.我们用草喂羊。[误区警示]feedon主要指动物“以……为食”，其宾语为食物；liveon指人“以……为主食”“靠……生活”，其宾语为食物、金钱或某人，也可指动物“以……为食”。[即学活用]单句语法填空①Theboyisfeedinggrass________thegoat.＝Theboyisfeedinggoat________grass.②Shefeltexhaustedandabitfed________．③Theyfeedmostly________insectsandsmallreptiles,butalsoeatfishandfrogs.④Hewasalreadyfedup________doingthesamethingagainandagain.完成句子⑤Actually,Ihavebeen____________________________(厌烦)hisspeech.⑥Itisdifficultforhimto__________________________(靠……生活)suchasmallsalary.►其次版块|重点句型(教材P55)Withoutbees，humanswoulddieout.没有蜜蜂，人类就会灭亡。[句式解构]含有without的含蓄虚拟条件句without一词表示“没有”，without短语可以含蓄地表达某一假设条件，这时句子应运用虚拟语气。本句中介词短语Withoutbees可以替换成条件从句“Ifitwerenot(for)bees”，条件句中表示对现在的虚拟要运用一般过去时，be动词一般只用were。例如：❶Withoutwater(＝Ifitwerenotforwater),menwouldnotliveanylonger.没有水，人类活不下去。另外，当含有without的含蓄虚拟条件句表示对过去的虚拟时，句子谓语动词应用wouldhavedone形式，without短语也可以替换为“ifithadnot...”，例如：❷Withoutbeingcared(＝Ifithadnotbeencared),thesickbabywouldnothavesurvivedforaweek.这个生病的孩子之前假如没有得到照看的话，是活不过一周的。[即学活用]完成句子①没有树木，沙尘暴就得不到阻挡。Withouttrees,thesandstorm__________________________________________．②假如没有得到治疗，这个病人就不会很快康复了。________________，thepatientwouldnothaverecoveredquickly.③那座桥在没有任何先兆的状况下坍塌了。Thebridgecollapsed________________(any)warning.识登记列短语①preyon捕食，掠夺；熬煎②takein吸取，理解，收留，欺瞒③inexistence存在④checkout调查，核实，结账离开⑤dueto归因于，由于⑥beresponsiblefor对……负责⑦relyon依靠，依靠⑧describe...as...把……描述成……语法导入——it用作形式宾语1．语法现象感知①NovisitorwouldthinkitsurprisingthattheislandisaUNESCOWorldHeritageSite.②Expertsfeltitnecessarytocomeupwithaplantoremovealltherabbitsfromtheisland.③Thisincidentmadeitclearthattherat,mouseandrabbitproblemneededsolvingonceandforall.④Thisinterventionisalong,much-delayedendingtoasadstory,butwehumansoweittotheislandtogiveitahappyending.2．语法规则理解以上例句中的it作________，句①和句③指代后面的that从句，句②和句④指代后面的________。【语法探究·核心突破】it常可代替不定式(短语)、动名词(短语)或从句在句子中作形式宾语，而将真正的宾语放在句子后面，it作形式宾语常用于以下几种状况：1．动词＋it＋形容词/名词＋(for/ofsb.)＋todo/从句❶Theyconsidereditimportanttohavetheworkdoneontime.他们认为按时完成这项工作很重要。❷Nomatterwhereheis,hemakesitaruletogoforawalkbeforebreakfast.不管在哪里，他养成了早餐前闲逛的习惯。❸Hedidn'tmakeitclearwhenandwherethemeetingwouldbeheld.他没说清晰何时何地实行会议。2．动词＋it＋nogood/nouse/useless/awasteoftime等＋doing...❹Hethoughtitnousetryingtoconvincethem.他认为企图劝服他们没有用。3．动词＋it＋介词短语＋that...❺Heowesittohisdoctor'scarethatheisquitewellagain.多亏医生的照料，他身体又好起来了。4．动词appreciate/hate/love/like/dislike等后面接if或when引导的从句作宾语时，中间需用形式宾语it，构成“appreciate/hate/love/like/dislike＋it＋if/when从句”。❻Shehatesitwhenhebraggedthathewasthemostimportant.她厌烦他自吹自己最重要。❼Iwouldappreciateitifyoutakemysuggestionintoconsideration.假如你考虑我的建议我将感谢不尽。Ⅰ.单词拼法1．Bothsugarandsaltcan________(溶解)inwater.2．Plantsdrawmineralsandother________(养分物)fromthesoil.3．Thisappleisfullof________(蠕虫).Ⅱ.短语填空benativeto,takein,inexistence,dependon,preyon,relyon,feedon,breakdown1．Asisknowntoall,thekangaroo____________Australia.2．Youmay____________itthatshewon'tchangehermind.3．Thecattle____________grass.4．Bogus(假的)socialworkershavebeen____________oldpeoplelivingalone.5．Youwill____________ifyoualwaysstayuplate.6．Themorefatyou____________beforebedtime,thegreaterburdenyouwillputonyourbodyatnight.7．Gold'srealpriceishardtochangethankstoagreatdealofgoldstock____________．8．Frozenbananaswilllastseveralweeks,____________theirripenessandthetemperatureofthefreezer.Ⅲ.完成句子1．更糟糕的是，一些司机、骑车人和行人认为遵守交通规则没有多么重要。What'sworse,somedrivers,cyclistsandpedestriansdonot________________________trafficrules.2．假如你能告知我