八年级英语上册 Module 9 Unit 3 Language in use课时作业课件 （新版）外研版.ppt

unit3languageinuse module9population 目录 contents 语法探究 语法专练 中考链接 写作训练 语法探究 目录 contents 语法探究 workseriously 一 数字的用法 一 基数词的表示方法 1 1 12的基数词 one two three four five six seven eight nine ten eleven twelve2 13 19的基数词 在个位数上加后缀 teen构成 并有两个重音 如 thirteen fourteen fifteen sixteen seventeen eighteen nineteen3 20 90等十位数由2 9加后缀 ty构成 语法探究 workseriously 如 twenty thirty forty fifty sixty seventy eighty ninety4 21 29由十位数20加个位数1 9构成 十位和个位之间加连字符号 其他十位数以此类推 如 21twenty one 44forty four 98ninety eight 语法探究 workseriously 5 多位数的读法 从后向前数 每三位数加一个 第一个 号前为thousand 千 第二个 号前为million 百万 然后再逐段表达 三位数数词要在百位和十位 若无十位则和个位 之间加and 语法探究 workseriously 如 45 632 798读作forty fivemillion sixhundredandthirty twothousand sevenhundredandninety eight 语法探究 workseriously 二 序数词的表示方法 序数词 基数词 th 但以下几个特殊 one firsttwo secondthree thirdfive fiftheight eighthnine ninthtwelve twelfthtwenty twentiethahundred ahundredth 语法探究 workseriously 三 分子用基数词表示 分母用序数词表示 分子为2以上时 分母 序数词 应变为复数 三分之一onethird athird五分之三threefifths由 分数 或百分数 of 名词 构成的名词词组作主语时 谓语动词的单复数由of后面的名词来决定 名词为可数名词复数 语法探究 workseriously 则谓语动词用复数 名词为不可数名词 谓语动词用单数 如 athirdofthelandiscoveredbyforests 三分之一的陆地被森林覆盖着 twothirdsoftheworkersareworkinghard 三分之二的工人正认真地工作 一 单项填空 1 ofthefarmlandhere withrice a twothirds iscoveringb twothird iscoveredc secondthird arecoveringd twothirds iscovered 语法专练 workseriously d 2 pleaseopenthe page wearegoingtolearnlesson a eight twob eighth secondc eight secondd eighth two 3 hewrotehis novelwhenhewas a five fiftiesb fifth fiftyc fifth fiftiethd five fiftieth 语法专练 workseriously d b 4 didyouknowthattheearthishometo animals a millionb millionsc millionofd millionsof 5 about ofthestudentsattendedthemeeting a twothirdsb twothreec secondthirdsd twothird 语法专练 workseriously d a 6 ithink ofthematerialsilistenedtoatthebeginningoftheexam easy a threefourths isb thirdfour arec threefourths ared thirdfour is 语法专练 workseriously c 7 theteacherwasveryangrybecausetheboymade mistakesinhishomework a fiveb fifthc fiveofd fifthof 8 thebookjourneytothewestisverypopular yeah morethan studentsinourschoolboughtit a threehundredb threehundredsc hundredofd hundredsof 语法专练 workseriously a a 9 sundayis dayofaweek a thesixthb thefirstc theseventhd thesecond 10 decemberis andlastmonthoftheyear a thetwelfthb twelfthc thetwelved twelve 语法专练 workseriously b a 二 完成句子 词数不限 1 我14岁 我妹妹7岁 所以我的岁数是我妹妹的两倍 i m yearsold mysisteris yearsold soi m asoldasmysister 2 我们班上百分之十的学生住在学校 percentofthestudentsinourclass intheschool 语法专练 workseriously fourteen seven twice ten live 3 他们昨天种了三百六十棵小树苗 theyplanted youngtreesyesterday 4 大约三分之二的学生都通过了考试 about ofthestudentspassedthetest 语法专练 workseriously threehundredandsixty twothirds 5 星期四是一个星期的第五天 thursdayis dayofaweek 语法专练 workseriously thefifth 语法探究 workseriously 二 冠词 冠词是置于名词之前 用以说明名词所指的人或事物的一种虚词 冠词有三种形式 不定冠词a n 定冠the和零冠词 一 不定冠词a an的用法 1 表示数量 泛指同类事物中的 任何一个 含有 一 的意思 如 tomhadanappleforbreakfast 汤姆早餐吃了一个苹果 2 表示某类人或物 此时的不定冠词一般不译为 一 语法探究 workseriously 如 apandaeatsbamboo 熊猫吃竹子 3 表示在文中第一次提到的人或物前 如 thismorningmrwangtoldusaninterestingstory 今天早上王老师给我们讲了一个有趣的故事 注意 不定冠词a常用于以辅音音素开头的单数可数名词前 an常用于以元音音素开头的单数可数名词前 语法探究 workseriously 二 定冠词the的用法 1 特指某 些 人或物 如 iliketheredclothes 我喜欢红色衣服 2 特指上文提到过的人或物 如 ihaveacamera thecameraiswhiteandilikeitverymuch 我有一台相机 这台相机是白色的 我非常喜欢它 3 指世界上独一无二的事物 如 thesun themoon theearth 语法探究 workseriously 4 用于序数词 表示方位的名词或形容词最高级前面 如 thefirstboy第一个男孩 inthenorth在北方 thetallestboy最高的男孩5 用于表示乐器的名词前面 如 playthepiano弹钢琴6 用于姓氏的复数形式前面 表示 一家人 或 夫妇俩人 如 theblacksarehavingapicnicnow 布莱克一家现在正在野餐 语法探究 workseriously 7 与形容词连用 表示某一类人或物 如 therich富人 theold老人8 用于某些专有名词前面 如 thegreatwall长城9 用于一些固定短语中 如 inthemorning在早上 bytheway顺便问一下 语法探究 workseriously 三 零冠词的用法 1 表示节日 星期 月份 季节等的名词前面一般不加冠词 如 onteachers day在教师节 onmonday在星期一 inseptember在九月 inwinter在冬天注意 inthesummerof2010在2010年的夏天 表示特指 故加the 2 表示一日三餐的名词前面一般不加冠词 如 havelunch吃午饭3 表示球类运动和棋类的名词与play连用时 一般不加冠词 语法探究 workseriously 如 playbasketball打篮球 playchess下国际象棋4 表示语言的名词前面一般不加冠词 如 davidcanspeakchineseverywell 戴维汉语讲得很好 5 名词前面有指示代词或形容词性物主代词时 不再加冠词 语法探究 workseriously 如 mayihavealookatyourdictionary 我能看看你的词典吗 6 在一些固定短语中 名词前面用零冠词 如 gotobed去睡觉 gotoschool去上学 bybus乘公共汽车 atnight在晚上 语法专练 目录 contents 语法专练2 一 单项填空 1 becareful thereis doglyingontheground thanksalot a ab anc thed 语法专练 workseriously a 2 thereisnolivingthingon moon a theb ac d an 3 billlikesplaying basketball buthedoesn tlikeplaying piano a the theb thec the d 语法专练 workseriously a b 4 beijingisoneof mostbeautifulcitiesin world a a theb the c the thed a 5 isyourmother sheis englishteacher a who theb what c what and who a 语法专练 workseriously c c 6 what usefulbookitis yeah ittellsyouhowtoplay guitar a an theb a ac a thed an a 语法专练 workseriously c 7 whatdoyouusuallyhavefor breakfast apieceofbreadand egg a a anb thec a thed an 语法专练 workseriously d 8 doesyourfathergotoworkby careveryday no hesometimestakes bus a a theb the ac ad a 语法专练 workseriously c 9 danny sgrandmotherisillin hospital he llgotheretoseeherafterschool a anb thec ad 10 manypeoplegaveawaymoneyto pooraftertheearthquake a theb ac and 语法专练 workseriously d a 二 用a an the 完成句子 1 whichis biggest sun earthor moon 2 let splay soccer idon thave soccerball 语法专练 workseriously the the the the a 3 doyouknow womaninred yes she sateacherof university 4 howis filmyousawlastnight youmean one wherearewegoing dad that swonderful 语法专练 workseriously the a the the the 5 doeshezehave airport no butwecantake bustoji nanorzhengzhou 6 wewentto bedearlylastnight 语法专练 workseriously an a the 目录 contents 中考链接 一 完形填空 thepopulationproblemmaybethe1oneoftheworldtoday theworld spopulationisgrowing2 twothousandyearsago therewereonly250millionpeople3theearth fourhundredyearsago thenumberwas4500million butatthebeginningofthe5century theworld spopulationwasabout1 700million in1970 thenumberwas3 600million in1990 thenumberwasfivebillion 中考链接 workseriously a6reportsaidthattheworld spopulationhadpassedsix7bytheendofthe20thcentury thisisjustten8afterit9fivebillion theunestimated 估计 theworld spopulationwillgrowbymorethan10bytheyear2050 中考链接 workseriously 1 a greatb greaterc greatestd moregreat 2 a fasterandfasterb fastandfastc fastestandfastestd fasterandfast 3 a inb onc atd for 中考链接 workseriously c a b 4 a littleb morec muchd over 5 a twentyb twelvec twentiethd twelfth 6 a usab unc prcd pla 7 a billionb millionc thousandd hundred 中考链接 workseriously d c b a 8 a weeksb monthsc seasonsd years 9 a wentb gotc reachedd arrived 10 a athreeb onethirdsc oneofthreed onethird 中考链接 workseriously d c d 二 阅读理解 中考链接 workseriously 中考链接 workseriously 1 hadthemostpeople a tokyob seoulc londond moscow 2 peopleinlondondidn tliveasspaciously 宽敞地 asthosein a moscowb newyorkc seould tokyo 中考链接 workseriously a b 3 itwasthemostdifficultforpeoplein tomakeaphonecall a tokyob londonc newyorkd seoul 4 peopleintokyoornewyorkownedmoretelephonesthanpeoplein a seoulorlondonb seoulormoscowc moscoworlondond seoul moscoworlondon 中考链接 workseriously d b 5 everychildcouldgotoschoolin a tokyob newyorkc moscowd london 中考链接 workseriously c 三 配对阅读 左栏是5种环境问题的例子 右栏是7种环境问题 请为每种例子选择对应的环境问题 1 thedarkwaterfromfactorieshasmadeourriversandlakesdirty itkillsourfishandpollutesourdrinkingwater 2 thetrafficandthenoiseofcarsmakeustalklouderandbecomeangrymoreeasily 中考链接 workseriously c d 3 itisthemostseriouskindofpollutiontoalllivingthingsintheworld cars planesandfactoriesallpolluteouraireveryday 4 theamurtiger 东北虎 isindanger peoplekillthemfortheirmeatandfur theyalsocutdowntrees makingthemhomeless 5 thepopulationinourcountryisgrowinglargerandlarger thatmakesourcitiescrowdedandbringstoomuchrubbish 中考链接 workseriously f e a a theincreasingpopulation b globalwarming 全球变暖 c waterpollution d noisepollution e theextinction 灭绝 ofwildanimals f airpollution g thedecrease 减少 offorestarea 中考链接 workseriously 四 短文填空 asweallknow chinais1 developing 发展中的 countrywiththelargestpopulationintheworld there2 about1 37billionpeopleinchina thelargepopulationcausedmany3 bothincitiesandthecountryside for4 inthepoorcountryside farmersdon thaveenoughlandtoplantcropsandpeopledon thaveenoughfoodto5 中考链接 workseriously a are problems example eat insomecities manyyoungpeoplecan tfindjobs andthereismorepollution trafficproblemsbecomemoreandmoreserious 严重的 streetsbecomeoneofthemostdangerous6 becauseofthetrafficaccidents then howcanwe7 theproblems wemust 中考链接 workseriously places solve think8 somewaystocontroltheincreasingpopulation ourgovernmentshouldcontrol 控制 thepopulationgrowthandmakesometrafficrules andit simportantforusto9 theenvironment ifallofusmakesomeefforts ourworldwillbecome10 morebeautiful 中考链接 workseriously about of protect much 写作训练 目录 contents 4 美文鉴赏学习 学会写有关环境保护的文章 doyouknowwhatanagingpopulation 人口老龄化 is anagingpopulationiswhentherearemoreandmoreolderpeople 60andolder thanbefore inthe20thcenturytheproportion 比例 ofolderpeoplekeptgrowing andthiswillcontinue 持续 inthe21stcentury forexample theproportionofolderpeoplewas8 in1950and10 in2000 workseriously 写作训练 anditmaygetto21 in2050 by2050 thenumberofolderpeopleintheworldwillbelargerthanthenumberoftheyoung underage15 forthefirsttimeinhistory theolderpopulationitselfisalsogrowingolder the oldestold 80andolder populationisthefastest growinggroupamongtheold workseriously 写作训练 population becausepeopleinthisgrouparemorelikelytohaveillness theneedsofthisgroupwillkeepgrowinginthe21stcentury amongtheworld scountries thedeveloped 发达的 countrieshavehigherproportionofolderpeople however thedevelopingcountrieswillbegintoagemuchfasterinthefollowingyears asaresult thedevelopingcountrieswillhavemoreandmoreolderpopulationinthefuture workseriously 写作训练 一 根据文章内容 完成下列信息表 informationcard 写作训练 workseriously 60andolder 21 80andolder 写作训练 workseriously thedevelopedcountries thedevelopingcountries 二 重点词汇积累 6 保持增长 7 第一次 8 结果 9 将来 写作训练 workseriously keepgrowing forthefirsttime asaresult inthefuture 三 重点句型解析并造句 asaresult thedevelopingcountrieswillhavemoreandmoreolderpopulationinthefuture asaresult结果10 结果 在我们的努力下我们赢得了比赛 wewonthematchwithourhardwork workseriously asaresult 写作训练 写作步步高 随着地球上人口的不断增加 环境污染问题也变得越来越严重 假如你是某国际学校的学生会主席李峰 请你根据以下现状提示和写作要求写一封英文倡议书 号召全校同学为保护环境做出自己的贡献 workseriously 写作训练 现状提示 1 水污染和大气污染越来越严重 2 森林被砍伐 3 塑料袋 plasticbags 随处可见 写作要求 1 不能照抄原文 不得在作文中出现学校的真实名称和学生的真实姓名 2 语句连贯 注意分段 80词左右 workseriously 写作训练 思路点拨 第一步 审题 人称 时态 第二步 列提纲 第一段 引出话题 描述环境污染的现状 写作训练 workseriously 第一人称 一般现在时 参考句型 1 thepollutionoftheenvironmentismoreandmor