九年级英语全册 Unit 13 We’re trying to save the earth Section A（Grammar Focus4c）课件 （新版）人教新目标版.ppt

unit13 sectionagrammarfocus 4c we retryingtosavetheearth 1 在中国南部2 对 有害3 在 顶部4 海洋生态系统 insouthernchina beharmfulto atthetopof theocean secosystem 5 不同种类的污染6 河底7 把垃圾扔到河里8 在 中起作用 differentkindsofpollution thebottleoftheriver throwrubbishintotheriver playapartin 1 现在进行时 presentprogressive 结构 be am is are v ing标志词 look listen now rightnow look theboyiscrying 定义 表示说话时 瞬间 正在进行的动作 也表示目前或现阶段正在进行的动作 usedtodosth 表示过去常常做某事 而现在往往不做了 后接动词原形 beusedtodoingsth 表示习惯于做某事iusedtogetupatsixo clock 我以前六点钟起床 joeisusedtodrinkingacupofcoffeeeverymorning 乔习惯每天早晨喝一杯咖啡 2 usedtodo与beusedtodoing 3 被动语态 passivevoice 定义 表示主语是动作的承受者 即行为动作的对象的一种语态 结构 be 过去分词anewschoolwasbuiltlastyear ourclassroomiscleanedeveryday 结构 has have 过去分词标志词 already yet ever never since for ihaven tfinishedmyhomeworkyet 定义 表示动作已经完成 但对现在造成影响 或者表示从过去某一时间开始一直延续到现在并还可能持续下去的动作 4 现在完成时 presentperfect 情态动词本身有一定的词义 表示说话人的情绪 态度或语气 但不能单独作谓语 只能与其他动词构成谓语 常见的有 can could may might must need shall should will would 等 5 情态动词 情态动词无人称和数的变化 后接动词原形 否定式是在情态动词后面加not 个别情态动词有过去式形式 可用来表达更加客气 委婉的语气 kencanclimbupthetresslikeakoala tracycouldrideabicyclewhenshewasfiveyearsold youmustn tplaywithfire itisdangerous joe youever take partinanenvironmentalproject ken yes ihave i help withaclean updaylastyear itwas consider thebiggestclean upprojectthiscity ever have joe howmanypeople take part have taken help consideredtobe had had havetaken 4afillintheblankswiththecorrectformsoftheverbsinbrackets ken i think morethan1 000people come tohelpout joe that sfantastic iguesseveryoneinthiscityis try toimprovetheenvironment ken yes wecan taffordto wait anylongertotakeaction think havecome trying waiting people thinkthatbigthings bedonetosavetheearth manyforgetthatsavingtheearthbeginswithsmallthings forexample you saveelectricitybyturningoffthelightswhenyouleavearoom you alsousereusablebagsinsteadofplasticbags canwouldcouldhavetoshouldmustmay might may must could could 关掉 可再次使用的 4bfillintheblankswiththeappropriatemodalverbsfromthebox ithinkit sagreatideathatyounow payforplasticbagsinsomestores andinsteadofdrivingtoschoolorwork you rideyourbikeorwork ifit sfar you takethebus allthesesmallthings addupandbecomebigthingsthat improvetheenvironment let stakeactionsnow haveto can can would should canwouldcouldhavetoshouldmustmay might a ithinkthateveryoneshouldusepublictransportation b idisagree it sdifficultforparentswithyoungchildrentousepublictransportation usepublictransportation 4cmakealistofthingsthatpeoplecandotohelptheenvironmentanddiscussyourlistwithyourpartner discussion ithinkthateveryoneshouldusepublictransportation idisagree it sdifficultforparentswithyoungchildrentousepublictransportation 1 单项填空 1 2013山东枣庄 inthelasttenmonth septembermiracle oncctvformorethanfivetimesandispopularalloverthecountry a hasplayedthepianob hasgivenouttheirsongdisksc haswrittensongsd hasperformed 2 2013广东 notonlymyfriendsbutalsoi interestedinfootballandmessiisourfavoritestar a beb amc isd are d b 3 2013江苏淮安 it sgettingdark please thelight a turnonb turnoffc turndownd turnaround 4 2013湖北随州 howdoesjackusuallygotowork he driveacar butnowhe theretoloseweight a usedto isusedtowalkb wasusedto isusedtowalkingc wasusedto isusedtowalkd usedto isusedtowalking a a 5 hepromisedtopickmeupattheschoolgate however he yet a didn tarriveb doesn tarrivec isn tarrivingd hasn tarrived 6 bajin oneofthegreatestwritersinchina as people swriter a isregardedb hasregardedc isregardingd regards d a 7 whereistom he inhisroom a isreadingb readsc readd wasreading 8 mayigooutnow dad no you letyourmotherknowfirst a canb mayc needd must a d 9 youpassmeapen i dliketowritedownthephonenumber sure hereitis a canb needc mightd must 10 mayigotothecinema mum certainly butyou bebackby11o clock a canb mayc mustd need 11 you worryaboutme it snothingserious a can tb mustn tc needn td won t a c c 2 用所给词的适当形式填空 1 theoldmanused be atea