高中英語 unit2Grammar課件 新人教版選修6.ppt

人教課標(biāo)高二選修6unit2 unit2poems subjunctivemood ii 虛擬語氣 虛擬語氣 二 本節(jié)課我們鞏固復(fù)習(xí)虛擬語氣 主要復(fù)習(xí)if條件從句和wish賓語從句中表示過去情況的虛擬語氣的用法 以及虛擬語氣在其他從句中的運(yùn)用 觀察體會(huì) 請看下圖及對話 體會(huì)表示過去的虛擬語氣的用法 a whydidn tpetertakehisumbrellatoworktoday b hedidn tknowitwasgoingtorain ifhehadknownitwasgoingtorain hewouldhavetakenhisumbrellatowork a iwonderwhyjohnranbywithoutsayinghello b hemusthavebeeninahurry a you reprobablyright ifhehadn tbeeninahurry hewouldn thaverunbywithoutsayinghello ididn tknowhowtogetaroundthecitywhenimovedhere iwassoconfused a youknow iwishihadknownhowtogetaroundthecitywhenimovedhere b oh really why a ifihadknownhowtogetaroundthecitywhenimovedhere iwouldn thavebeensoconfused b iknowwhatyoumean 歸納總結(jié) 虛擬語氣特殊句型 1 wish的賓語從句 現(xiàn)在 過去時(shí) were 過去 過去完成時(shí)將來 would could might v should 下面我們再來看看其他形式的虛擬語氣的用法 1 iwishiwereabird 現(xiàn)在 2 iwishihadn tmadesuchamistake 過去 3 wewishourparentswouldn tpunishus 將來 iwishiwereastallasyou 我希望和你一樣高 hewishedhehadn tsaidthat 他希望他沒講那樣的話 iwishitwouldraintomorrow 我希望明天下雨就好了 2 wishtodo表達(dá)法wishsb sth todo iwishtoseethemanager iwanttoseethemanager iwishthemanagertobeinformedatonce iwantthemanagertobeinformedatonce 2 wouldratherthat 現(xiàn)在 過去 將來 e g iwouldratheryoupaidmenow iwouldratheryouhadgone too don tcome iwouldratheryoucametomorrow 過去時(shí) 過去時(shí) 過去完成時(shí) 3 asif though clause 現(xiàn)在 過去 過去時(shí) 過去完成時(shí) 在asif asthough后的從句中 常用一般過去時(shí)或 would could should might 動(dòng)詞原形 來表示與現(xiàn)在或?qū)淼氖聦?shí)相反或不太可能實(shí)現(xiàn)的事情 theytalkedasiftheyhadbeenfriendsforyears helooksasifheweredrunk e g shelovesthebabyasifitwereherownson irememberthewholethingasifithadhappenedyesterday 4 it s about high time that 過去時(shí)should v 你該走了 it shightimethatyouwent it shightimethatyouweregoing it shightimethatyoushouldgo 我們該去睡覺了 it stimethatwewenttobed it stimethatweshouldgotobed 5 without和butfor構(gòu)成虛擬 butfor要不是withoutsunlight people slifewouldbedifferentfromtoday butforyourhelp iwouldn thavefinishedthework withoutyourhelp iwouldhavefailed butforwater itwouldbeimpossibletoliveinthedesert 6 ifonly 要是就好了e g ifonlyiknewhisname ifonlywehadfollowedyouradvice ifonlyicouldseehimagain 要是我們的父母能和我們住在一起就好了 ifonlyourparentscouldlivewithus 要是我沒錯(cuò)過火車就好了 ifonlyihadn tmissedthetrain 7 在主語 表語 同位語從句中 虛擬語氣用 should 動(dòng)詞原形 或動(dòng)詞原形來表示 這樣的句型有 itisstrange natural important nowonder impossible necessary apity that myadvice suggestion requirement isthat 等 itisimportantthatwe should masteraforeignlanguage itisstrangethatsherefusetocometotheparty it snecessarythatweshouldstudyhard 8 某些簡單句的固定句型 heavenhelphim godblessyou mayyousucceed longlivethepeople srepublicofchina 9 need 不必做 和 本不該做 didn tneedtodo表示 過去不必做某事 事實(shí)上也沒做 needn thavedone表示 過去不必做某事 但事實(shí)上做了 e g 約翰開車去車站接瑪麗 所以她不必步行回家了 johnwenttothestationwiththecartomeetmary soshedidn tneedtowalkbackhome 約翰開車去車站接瑪麗 所以她本不必步行回家了 mary步行回家 沒有遇上john的車 johnwenttothestationwiththecartomeetmary sosheneedn thavewalkedbackhome therewasplentyoftime she a mustn thavehurriedb couldn thavehurriedc mustnothurryd needn thavehurried 典型例題 答案d needn thavedone 意為 本不必 即已經(jīng)做了某事 而實(shí)際上不必要 mustn thavedone用法不正確 對過去發(fā)生的事情進(jìn)行否定性推斷應(yīng)為couldn thavedone 不可能已經(jīng) mustnotdo不可以 用于一般現(xiàn)在時(shí) 根據(jù)語境 用虛擬語氣完成下列對話 a whydidn tyougotothemovieswithyourfriendslastnight b iwasn tinthemoodtoseeafilm if ihadbeeninthemoodtoseeafilm iwouldhavegonetothemovieswithmyfriendslastnight 2 a whydidn tyoudoyourhomeworklastnight b ididn tbringmybookhome if ihadbroughtmybookhome iwouldhavedonemyhomeworklastnight 3 a iwonderwhymomwenttosleepsoearly b shemusthavehadaharddayattheoffice a you reprobablyright if shehadn thadaharddayattheoffice shewouldn thavegonetosleepsoearly 4 a iwonderwhymybarbercutmyhairsoquicklytoday b hemusthavehadalotofcustomersafteryou a you reprobablyright if hehadn thadalotofcustomersafterme hewouldn thavecutmyhairsoquicklytoday 5 ididn thavemyshoppinglistwithmethismorning iforgottobuyeggs a youknow iwish b oh really why a if b iknowwhatyoumean ihadhadmyshoppinglistwithmethismorning iwouldn thaveforgottentobuyeggs ihadhadmyshoppinglistwithmethismorning 6 iwasn tpreparedformyenglishtest igotalowgrade a youknow iwish b oh really why a if b iknowwhatyoumean ihadbeenpreparedformyenglishtest iwouldn thavegotalowgrade ihadbeenpreparedformyenglishtest 高考鏈接 從a b c d四個(gè)選項(xiàng)中 選出可以填入空白處的最佳選項(xiàng) we john snameontheracelistyesterdaybutforhisrecentinjury a willputb willhaveputc wouldputd wouldhaveput 2 maybeifi science andnotliteraturethen iwouldbeabletogiveyoumorehelp a studiedb wouldstudyc hadstudiedd wasstudying 3 georgeisgoingtotalkaboutthegeographyofhiscountry buti dratherhe moreonitsculture a focusb focusedc wouldfocusd hadfocused 4 elizarememberseverythingexact