新目标Go+for+it版九年级+Unit+13+We’re+trying+to+save+the+earth!Section+A+Grammar+Focus（共32张PPT）.ppt

Unit13Wearetryingtosavetheearth SectionAGrammarFocus GrammarFocus Joe youever take partinanenvironmentalproject Ken Yes Ihave I help withaClean UpDaylastyear Itwas consider thebiggestclean upprojectthiscityever have Fillintheblankswiththecorrectformsoftheverbsinbrackets 4a Havetaken helped considered hadhad Joe Howmanypeople take part Ken I think morethan1 000people come tohelpout Joe That sfantastic Iguesseveryoneinthiscityis try toimprovetheenvironment Ken Yes wecan taffortto wait anylongertotakeaction took think came trying wait Fillintheblankswiththeappropriatemodalverbsfromthebox People thinkthatbigthings bedone However manyforgetthatsavingtheearthbeginswithsmallthings Forexample you saveelectricitybyturningoffthelightswhenyouleavearoom You alsousepaperorreusablebagsinsteadofplasticbags 4b may should could would Makealistfothingsthatpeoplecandotohelptheenvironmentanddiscussyourlistwithyourpartner 4c Discussing 4c 现在进行时 1 含义 表示正在发生或进行的动作 2 基本结构 主语 be 现在分词 be的形式随主语的变化而变化 3 基本用法 表示现在正在进行的动作 特征 常常与now或具体的时间连用 有时句中会有感官动词来提示 或通过上下文来暗示 表示现阶段一直进行的动作 这类动词常常是延续性动词 常于atpresent thisweek thesedays等连用 表示主语的特征 性格 能力等 本单元复习现在进行时 usedto句型 被动语态 现在完成时和情态动词 现在完成时 1 含义 表示过去发生的动作对现在还有影响 2 基本结构 主语 have has 过去分词 3 基本用法 表示过去发生的动作 但强调对现在产生影响 特征 不能与表示具体的时间状语连用 表示过去发生的动作或存在的状态一直延续到现在 还可能继续下去 常常与since for inthepast 时间名词 inthelast 时间名词等时间状语连用 而且谓语动词要求是延续性动词 表示一种 经历或体验 即可以表示经历过也可以是从来都没有经历过 被动语态初中阶段我们学习了七种被动结构 归纳如下 1 一般现在时是被动语态 am is are 过去分词 2 现在完成时的被动式 have has been 过去分词 3 现在进行时的被动式 am is are being 过去分词 4 一般过去时的被动式 was were 过去分词 5 过去进行时的被动式 was were being 过去分词 6 过去完成时的被动式 had been 过去分词 7 一般将来时的被动式 will begoingtobe 过去分词 8 含有情态动词的被动式 情态动词 be 动词的过去分词 情态动词情态动词表示说话人对某一动作或状态的态度 如认为 可能 应当 必要 等 情态动词本身有一定的意义 但不能单独作谓语 也没有人称和数的变化 后面一般跟动词原形 usedto结构usedto意为 过去常常做某事 指的是过去的习惯性动作 目的在于与现在形成对照 usedto是个情态动词 其中的to是不定式符号 后面跟动词原形 在美式英语中 它的疑问式是 Did 主语 usetodosth 否定式是 主语 didn tuse 在英式英语中 它的疑问式应当是 Used 主语 tosth 否定式应当是usednotto或use d n tto Heusedtostayuplate 他过去常熬到很晚 usedto结构usedto意为 过去常常做某事 指的是过去的习惯性动作 目的在于与现在形成对照 usedto是个情态动词 其中的to是不定式符号 后面跟动词原形 在美式英语中 它的疑问式是 Did 主语 usetodosth 否定式是 主语 didn tuse 在英式英语中 它的疑问式应当是 Used 主语 tosth 否定式应当是usednotto I 用所给词的适当形式填空 1 Theoldmanused be ateacher 2 Weshould clean theroomeveryday 3 Look Tom sleep inhisroom 4 Lotsoftrees plant onthehilleveryyear 5 He live herefor20years tobe clean issleeping areplanted haslived 用括号里所给动词的正确形式填空 1 Thegirl dance intheclassroom 2 It s5o clocknow Mike have dinner 3 youever be totheUS Yes twice 4 MayIspeaktoJohn Sorry he go toNewYork hewillbebackintwodays 5 DidyougotoJack sbirthday No I notinvite 5 DoyouknowMr Whitewell Yes He work fortheWWFfortwoyears 6 I live heresince1990 7 Doyouoftencleanyourclassroom Yes Ourclassroom clean everyday 9 What sthis It saCD ThisCD use forlearningEnglish 10 Anewhighwayinmyhometown bulid nextmonth hasworkedhavelivediscleanedisusedwillbebuilt 情态动词练习 1 youpassmeapen I dliketowritedownthephonenumber Sure Hereitis A CanB NeedC MightD Must2 MayIgotothecinema Mum Certainly butyou bebackby11o clock A canB mayC mustD need3 you worryaboutme It snothingserious A can tB mustn tC needn tD won t 4 Excauseme IsthistherightwaytotheSummerPalace Sorry I mnotsure butit be A mughtB mustn tC can tD must5 Themanintheoffice beMr Black becausehewenthomejustnow A musn tB maynotC can tD needn t useto练习 A她过去常常周末和朋友闲逛 She withfriendsonweekds B他习惯于每晚睡得很晚 He atnight C Kenusedtobeafraidofdogs 改为一般疑问句 isusedtohangout isusedtosleepinglate stayingup DidKenusedtobeafraidoddogs 1 Hepromisedtopickmeupattheschoolgate However he yet A didn tarriveB doesn tarriveC isn tarrivingD hasn tarrived2 BaJin oneofthegreatestwritersinChina as People sWriter A isregardedB hasregardedC isregardingD regards Choosethebestanswer 3 WhereisTom He inhisroom A isreadingB readsC readD wasreading4 MayIgooutnow Dad No You letyourmotherknowfirst A canB mayC needD must 5 Herson Coke butnowhe milk A usedtodrink isusedtodrinkingB usedtodrinking drinksC isusedtodrinking usedtodrinkD isusedtodrink isdrinking 1 2013江苏淮安 It sgettingdark Please thelight A turnonB turnoffC turndownD turnaround2 2013湖北随州 HowdoesJackusuallygotowork He driveacar butnowhe theretoloseweight A usedto isusedtowalkB wasusedto isusedtowalkingC wasusedto isusedtowalkD usedto isusedtowalking 感悟中考 3 2013山东枣庄 Inthelasttenmonth SeptemberMiracle 奇迹 onCCTVformorethanfivetimesandispopularalloverthecountry A hasplayedthepianoB hasgivenouttheirsongdisksC haswrittensongsD hasperformed4 2013广东 NotonlymyfriendsbutalsoI interestedinfootballandMessiisourfavoritestar A beB amC isD are 感悟中考 5