高中英语 Unit3《Period Four Grammar and usage》课件2 译林版选修6.ppt

unit3understandingeachother grammarandusage whoishe heiszhaobenshan whatdoeshedo heisacomedian whatishedoing heisperforming what sthis it sthegreatwallinbeijing haveyouevervisitedit yes ihave ihavevisitedittwice haveyoueverstoodonthisstage no ihaven t butihavebeenlookingforwardtothatday doyouwanttostudyinthisuniversity yes wehavebeenexpectingtostudythereforages thisisourschool itislocatedinxiangtancounty hunanprovince ithasbeenbuiltsincethreeyearsago i manenglishteacherinit ihavebeenteachingenglishinthisschoolforaboutfouryears tensesrelatedtopresent 1 thesimplepresenttense 一般现在时 2 thepresentcontinuoustense 现在进行时 3 thepresentperfecttense 现在完成时 4 thepresentperfectcontinuoustense 现在完成进行时 be am is are do does v 用法 1 表客观事实 2 经常发生的事情 一般现在时 结构 nowadays stand upcomedyispopularallovertheworld nooneappreciatesbeingmadefunofbeforethepublic peoplewholaughalotlivelonger translate 1 如今 单口喜剧在全世界深受人们欢迎 2 没有人喜欢在众人面前受到愚弄 3 喜欢笑的人寿命长 acoupleofdaysago ilearntfrommyteacherthattheearthmovesaroundthesun 客观事实 在下列情况下 如果主句用了将来时 从句就要用现在时表示将来的情况 一 表示 假设 如果 万一 只要 的词 如 if incase as solongas onconditionthat provided providingthat supposing supposethat等引导的条件状语从句中 另外还有unless 除非 引导的从句中 youcangoouttoplayaslongasyoustayinthebackyard hecanusethebicycleonconditionthathereturnsittomorrow supposing supposeheisabsent whatshallwedo intheevent that shehasnotbeeninformed iwilltellher 例句 二 表示 当 时候 在 时 的词 如 when whenever eachtime everytime nexttime thefirsttime anytime themorning afternoon evening night day week month year等连词引导的时间状语从句中 例句 i dliketoseeyouwheneveritisconvenient eachtimeimeethim hewillgivemesomeadvice i lldiscusstheproblemwithyouanytimeitisconvenientforyou 三 表示 一 就 的词 如 assoonas themoment theminute thesecond theinstant directly immediately instantly等引导的时间状语从句中 例句 i llreturnthebooktohimthemomentiseehimnextweek i lle mailyouimmediatelyigettonewyork 四 对于按时间表 议事日程将要发生的事 可以用一般现在时表示一般将来时 例句 hurryup ourflighttakesoffat14 00 betterlifeshoppingmallopensat9 00a m andclosesat10 00p m 五 一些介词短语现在时可以表达将来的动作或状态 如 beathand bewellontheway etc 例句 thespringfestivalisathand thespringfestivaliscoming thespringfestivalisontheway thebuildingiswellonthewaytobeingcompleted be am is are v ing 现在进行时 structureusage 1 表事情正在进行2 表示按计划 方案或安排而进行的将来的动作 3 重复发生的事情 和always连用 通常具有感情色彩 现在进行时特殊用法展现 1 表示 在做某事的过程中 此时动作不一定正在发生 recentlythenumberofpeoplefinedforspeakingontheirmobilephoneswhiletheyaredrivinghasincreasedgreatly 2 表示按计划 方案或安排而进行的将来的动作 在这种情况下谓语动词多为非延续性动词 如come go leave move die start stop arrive等 及少数延续性动词 如spend stay等 sheisleavingforguangzhounextweek wearespendingthewholesummerholidayinbeijingsoon 3 与副词forever always constantly等连用 表示赞成 厌烦 生气等情绪 sheisalwaystalkingloudlyatthemeeting 表示厌烦 sheisconstantlychanginghermind 表示不以为然 heisforevercomplainingabouthissalary 表示厌烦 thewriteiswritinganovelthesedays 4 表示目前经常发生的动作 然而此时动作不一定正在进行之中 butscientistsareworkinghardtoturnthemintorealities howareyoufeelingtoday howdoyoufeeltoday 6 表达婉转语气 iamhopingtohearfromyousoon 5 表示身体感觉的动词 如hurt ache feel等使用现在进行时和一般现在时区别不大 have has pp 1 重复的动作 2 过去发生的动作并对现在造成了影响 3 动作从过去一直延续到现在 现在完成时 structure usage 1 现在完成时往往同表示不确定的过去时间状语连用 如already yet just before recently lately等 hehasalreadyobtainedascholarship ihaven tseenmuchofhimrecently lately wehaveseenthatfilmbefore havetheyfoundthemissingchildyet 2 现在完成时常常与表示频度的时间状语连用 如often sometimes ever never twice onseveraloccasion等 haveyoueverbeentonewyork ihaveneverheardsimonsayanythingagainsther ihaveusedthispenonlythreetimes itisstillgood georgehasmetthatgentlemanonseveraloccasions 3 现在完成时还往往可以同包括现在时间在内的时间状语连用 如now uptothesefewdays weeks months years thismorning week month year now just today uptopresent sofar等 peterhaswrittensixpaperssofar manhasnowlearnedtoreleaseenergyfromthenucleusoftheatom therehasbeentoomuchraininsanfranciscothisyear have hasbeen v ing 动作从过去延续到现在 还很可能继续下去 现在完成进行时 structureusage 1 现在完成进行时和现在完成时皆可表示动作对现在产生的结果 但前者所表示的结果是直接的 而后者所表示的则是最后的结果 wehavebeencleaningtheclassroom wehavecleanedtheclassroom 区别现在完成时和现在完成进行时 2 现在完成进行时有时有延续性 现在完成时往往没有 theyhavebeenwideningtheroad theyhavewidenedtheroad 3 现在完成进行时往往表示动作在重复 现在完成时则常常不带重复性 haveyoubeenmeetingherlately haveyoumetherlately 4 现在完成进行时比较生动 有时含有明显的感情色彩 而现在完成时往往只说明一个事实 一种影响或结果 平铺直叙 没有什么感情色彩可言 ihavebeenwantingtomeetyouforlong ihavelongwantedtomeetyou a 句比 b 句更亲切 更有礼貌 i tired buthappytoday i myplaysincejanuary andnowi foractorstoperforminit it excitingtothinkofthemsayingthewordsi formonths ihavealreadyfoundoneenthusiasticactorwho super am havebeenwriting amlooking is imagining is checktheanswers p9a havebeen he afilmrightnow but tobeinaplayformanyyears i severaladvertisementsformyplay we themnextweek tickets onsalenextweek writing toughwork buti itwillallbeworthwhile andiwillbefamouswhentheplay ismaking hasbeenplanning havedesigned areprinting aregoing is hope opens checktheanswers p9b iamperformingatthecomedyclubtonight ihavebeenpractisingmyjokesinfrontofthemirrorforthelastthreehours myfamilyiscomingtowatchmyshow iamnervousabouttheshow 1 thehousebelongstomyauntbutshe hereanymore a hasn tlivedb didn tlivec hadn tlivedd doesn tlive2 asyoucansee thenumberofcarsonourroads risingthesedays a waskeepingb keepc keepsd werekeeping 3 ihavetogotoworkbytaxibecausemycar atthegarage a willberepairedb isrepairedc isbeingrepairedd hasbeenrepaired4 thefatheraswellashisthreechildren skatingonthefrozenrivereverysundayafternooninwinter a isgoingb goc goesd aregoing 5 idon tsupposethepoliceknowwhodidit well surprisinglytheydo amanhasbeenarrestedand now a hasbeenquestionedb isbeingquestionedc isquestioningd hasquestioned 6 myfriend who ontheinternationalolympiccommitteeallhislife isretiringnextmonth a servedb isservingc hadservedd hasserved7 ladiesandgentlemen pleasefastenyourseatbelts theplane a takesoffb istakingoffc hastakenoffd tookoff 8 iwon ttellthestudenttheanswertothemathproblemuntilhe onitformorethananhour a hasbeenworkingb willhaveworkedc willhavebeenworkingd hadworked 9 althoughthecausesofcancer wedonotyethaveanypracticalwaytopreventit a arebeinguncoveredb havebeenuncoveringc areuncoveringd haveuncovered 10 thebuildingaroundthecornercaughtfirelastnight thepolicearenow thematter a seeingthroughb workingoutc lookingintod watchingover 11 thewtocannotliveuptoitsname itdoesnotincludeacountrythatishometoonefifthofmankind a aslongasb whilec ifd eventhough 12 themenwillhavetowaitallday thedoctorworksfaster a ifb unlessc whetherd that13 i vewonaholidayfortwotoflorida i mymum a amtakingb havetakenc taked wi