Unit5 同步讲义 牛津深圳版八年级英语下册

课题八年级下册U5同步讲义教学重点本单元重要词汇和句型教学难点本单元语法知识教学目标知识的综合运用八下U5一、重点单词，短语和句式要点1：endangered濒危的(1)dangern.危险indanger处于危险中outofdanger脱离危险(2)endangerv.危及；使遭受危险(3)dangerousadj.危险的【典例分析】1.Theyworktoprotectthe_____pandasandtheirhomes.A.endangeredB.endangerC.dangerous2.It’svery______toplayinthecrowdedstreet.A.dangerB.endangerC.endangeredD.dangerous3.Crocodilesare____________.Don’ttouchthem，oryouwillbein____________.(danger)要点2：weight重量1.weighv.称重；重达2.putonweight增肥loseweight减肥【典例分析】1.Willyou____________(weight)thisletterforme?2.She____________50kilograms.=Sheis50kilogramsin____________.(weight)3.Anadultpanda________100-150kilograms.Thatistosay,its______is100-150kilograms..A.weight;weightB.weighs;weighsC.weight;weighD.weighs;weight要点3：population(统称)某领域的生物；族群；人口1.population常与定冠词the连用，作主语时，谓语动词常用第三人称单数形式。当主语表示“人口的百分之几或几分之几”时，谓语动词用三人称单数。2.表示人口的“多”或“少”，不用much或little，要用large或small。3.表示“某地/某一范围内有多少人口”时，用have/hasapopulationof。【典例分析】1_______isthepopulationofthecity?A.HowmanyB.HowmuchC.What2.Seventypercentofthepopulation__________(be)farmers.3.Thepopulationofthatcountry________doubledfrom30millioninthe1980sto60milliontoday.A.has B.have C.had D.willhave要点4：birth出生；诞生birthdayn.生日birthplacen.出生地beborn出生于……givebirthto出生；生育atbirth出生时【典例分析】1.Thegreatwriter____________(birth)inapoorfamily.2.她生了一个健康漂亮的女孩。(根据汉语意思补全句子，每空一词)She______________________________afinehealthygirl.3.那个婴儿出生时有三公斤重。Thebabyweighedthreekilograms_________________.=Thebabyweighedthreekilogramswhenit____________________.要点5：facev.面对1.makefaces做鬼脸2.facetoface面对面【典例分析】1.Heturnedand_____her.A.facesB.facedC.facedto2.Thegiantpandasare____________(face)dangers.3.我们需要面对面讨论一下这个问题。Weneedtodiscusstheproblem.要点6：learnabout 学习，获悉。inthewild在野生环境中therestof 其余的……；剩下的……【典例分析】完成句子1.帮助别人了解中国是我的荣幸。It's

my

pleasure

to

help

other

people

__________________china.2.动物园给人们展示了动物在野外的生活方式。Zoos

show

people

how

animals

live

__________________________.

3.文章的剩余部分解释了作者为什么去美国。________________________thepassageexplainswhythewriterwenttoAmerica.要点7：onone’sown=(all)byoneself=alone独自stayhealthy=keephealthy 保持健康spendsometime(in)doingsth花时间做某事【典例分析】完成句子1.那个小男孩可以独自完成这项工作。Thelittleboycanfinishthework_______________________.=Thelittleboycanfinishtheworkall__________________.=Thelittleboycanfinishthework__________.2你应该多一点锻炼来保持健康。You

should

exercise

more

___________________________.

3.她花了200美元买了这个钱包。Shespent200dollars__________thispurse.=Shespent200dollars__________thispurse.=Shespent200dollars__________thispurse.三、语法一、句型It's+adj.+for/ofsb.+todosth.语言观察1.It'susefulforustolearnEnglishwell.2.Isitnecessaryforthestudentstowearschooluniformeveryday?3.It'shelpfulofyoutogivemesuchgoodadviceonhowtolearnEnglishwell.4.Isn'titgenerousofhimtosharehisnewtoyswithus?要点归纳句型“Itis+形容词+for/ofsb.+todosth.”中,it是句子的形式主语,真正主语是后面的动词不定式结构todosth。若句型中的形容词是对客观情况的描述,表达的意思是“对某人而言,做某事是……的”,介词用for,这个句型中常见的形容词有:important,impossible,necessary,difficult,easy,hard,possible,exciting等。若句型中的形容词是对人的性格品质进行描述,意思是“某人做某事真是大……了”,介词用of,这个句型中常见的形容词有:friendly，warm-hearted，helpful，careful，clever，foolish，careless，generous等。二、句型adj.+enough+todosth.语言观察1.Thehallisbigenoughtohold1000people.2.Mybrotherisnottallenoughtoreachthetopoftheshelf.3.Hewascarefulenoughnottomakeanymistake.要点归纳句型“adj.+enough+todosth.”表达的意思是“足够…可以做某事”,该句型可以转换成“so+adj.+that+从句”的句型。在adj.前加否定词构成“not+adj.+enough+todosth,“,表示“不够不能做某事”,可以转换成“too+adj.+todosth.”这一句型。在动词不定式前加否定词构成“adj.+enough+nottodosth.”则表示“足够可以不用做某事”，也可以转换成“so+adj.+that+从句”的句型。所以上面的例句也可以用下面的方式表达：1.Thehallissobigthatitcanhold1000people.2.Mybrotheristooshorttoreachthetopoftheshelf.3.Hewassocarefulthathedidn'tmakeanymistake.用of或for完成下列句子：1、Itwasstupid______metotalkinthatwaytomymother.2、Itisveryimportant______ustomasterEnglish.3、Itwasveryimportant______thelittleboytocarrysuchaheavybox4、Itissmart______themtomakegooduseoftheInternet.5、Itisverynice______youtooffermeaseat.6、Itisverydangerous______childrentocrossthebusystreet.7、Itispossible______youtofinishtheworkinsuchashorttime.8、Itiskind______youtolendmesomuchmoney.完成句子。1这个小女孩够年龄去上学了。Thelittlegirlis___________________togotoschool.2对于我们来说，三天内完成这项工作是不可能的。_________________impossibleforus_____________________thejobinthreedays.3保护环境对我们来说很重要。______________veryimportant______________toprotecttheenvironment.4她够勇敢，抓住了小偷。Itisbrave________________tocatchthethief.5这个书包太小了，装不下15本书。Theschoolbagis_________small________carry15books.6.Jim足够大了，不用上幼儿园.Jimwas______________________________________gotokindergarten.7.对孩子们来说，穿过繁忙的街道很危险。It’svery_________________________childrentocrossthebusystreet.8.拥有健康的饮食习惯对我们来说很必要。It's_______________________________ustohavehealthyeatinghabits.9.保护环境对我们来说很重要。It's___________________________ustoprotecttheenvironment.10.他足够大以至于能完成这项任务。Heis____________________________finishthistask.11．麦克刚好够高可以拿得到箱子。Mikewasjust__________________________________thebox.12．有些同学不太勇敢不敢在公众面前讲话。Somestudentsare______________________________________speakinpublic.【课堂练习】一、单项选择。1.Don’tlookaround.Youshoulddothetest______yourown.A.in B.on C.of D.at2.It’skind_______youtohelpmewithmyMaths.A.with B.to C.for D.of3.Thepopulationofthatcountry________doubledfrom30millioninthe1980sto60milliontoday.A.has B.have C.had D.willhave4.Inmyfreetime,Ienjoycampingwithmyfriends_____.A.inwild B.inawild C.inthewild D.inwilds5.Sheissmartandsheis________totakecareofherself.A.enoughold B.oldenough C.olderenough D.oldestenough6.YesterdayMariaspenttwohours______computergamesandherparentsgotveryangry.A.toplay B.onplaying C.inplay D.playing7.Ourclassteacheralwaysreminds(提醒)ustokeepourclassroom_______?A.clean B.cleanly C.cleaned D.toclean8.Ourplanis_______theworkintwoweeks.A.finish B.finished C.finishing D.tofinish9.Anadultpanda_________100-150kilograms.Thatistosay,its_________is100-150kilograms.A.weight;weight B.weighs;weighs C.weight;weigh D.weighs;weight10.Ithinkyoushouldstop______thesesillythings．A.doB．todoC．doingD.did二、用所给词的适当形式填空1.Tomspendsonehour_____________(read)booksafterschool.2.Thereislotsoflitterinthe_____________(centre)partoftheplayground.3.Doyouknowhow_____________(make)yourmotherhappyonMother'sDay.4．It’snecessaryforus(protect)theenvironment．5．TheWWFisanimportantenvironmental(organize)．6．TheWWFhas5million(support)．7．It’s(help)forustoprotecttheanimals．8．Theman(call)JohnsonisfromSouthAfrica．9．“Thestoryofthered—crownedcrane”(write)inmemoryofXuXiujuan．10．Thebabypanda(take)careofbythekeeper．三、介词填空1.Somepeoplekilledtheanimals__________theirfur.2.Thepoorlittleboylosthismother_________birth.3.Herweightis__________50and53kilograms.4.Shegotajob___________anaturereserveinJiangsuProvince.5.Thesongwaswritten____________memoryoftheirfriendship.四、完形填空Eachyear,thousandsofChinesemiddleschoolstudentsgotostudyinforeigncountries.“Chinesechildrenhopetostudyabroad（到国外）to__1___awiderview（视野）oftheworld.”saidaChinesewritercalledChenYi.Chentoldtheparentsandtheirchildrenthatlifeinforeigncountriescanbehardforyoungpeople.“Theyhavetomeeta__2__shock（冲击）andlanguageproblems.”However,thesearenotthemostdifficultthings.Tomostchildrenlookingafter___3___whenstudyingaloneinaforeigncountryisabigchallenge（挑战）.ZhangJiabegantostudyinahighschoolinAustralialastOctober.Tohissurprise,histeacherstheredidn’t____4___studentstostudy.And___5___therewasn’thomework.“Withtheseeducation（教育）systems,wehavemore___6___timeandmorespaceforthinking.”saidZhang.“Butifyoudon’tknowhowto__7___yourtimeandmoney.youwillnothaveaneasytime.”“Studyingabroadatayoungagecanhelpstudentslearnforeignlanguage__8__andbroaden（拓宽）theirminds,butstudentsandparentsshouldknowaboutthechallenges,”Chensaid.__9___youwanttostudyabroad,trytotalktosomeonewith___10____inforeigncountries.Makesurethatyouarereadyforit.1.A.get B.try C.mix D.set2.A.interest B.trust C.culture D.message3.A.they B.them C.their D.themselves4.A.mind B.push C.avoid D.train5.A.usually B.yet C.just D.never6.A.busy B.safe C.boring D.free7.A.plan B.have C.miss D.take8.A.happily B.quickly C.carefully D.suddenly9.A.Although B.Whether C.Why D.When10.A.suggestions B.competitions C.experience D.information【巩固练习】fullmark：time：score：阅读理解Innature，youmayseemanyinsects(昆虫)andanimalsofdifferentcolors．Haveyoueverwonderedwhy?Locustsaresuperdeliciousfoodforbirds，butitisnot。alwaysaneasyjobforbirdstocatchthem．Itisneitherbecauselocustsaregoodjumpersorrunnersnorbecausetheyaresmarterthantheirenemies．Thereasonisthatthecolors,oflocustschangewiththecolorsofcrops(庄稼)．Whencropsareyoung，locustslookgreen．Butwhenautumncomes，locustschangetotheyellowandbrowncolorascropsdo．Brownbears．tigersandotheranimalsmovequietlythroughforests．Theycan’tbeseeneasilybytheirenemies．Thisisbecausetheyhavecolorssimilartothetrees．Forthesamereason，polarbearsthatliveonalandofsnowandicearewhite．Butterfliesandbeeslivingamongtheflowersarecolorfullikeflowers．Soilinsectsaremostlydarkcoloredandtheyliveunderthesoil(土壤)inadarkandwetenvironment．However，insectswithcolorsdifferentfromplantscaneasilybefoundandeatenbyothers．Soinordertosurvive，theyhavetohidethemselvesinthedaytimeandappearonlyatnight．Haveyouevernoticedsomeevenstrangeracts?Theink。fishintheseacansendoutsomeveryblackinkwhenit。facesdanger．Astheinkspreadsover，itsenemieswil