【三維設計】外研版高中英語必修4課件：Module6語言結(jié)構(gòu)和Grammar.pptVIP

module6 module6unexplainedmysteriesofthenaturalworld function talkingaboutpossibilityandimprobability a manypeoplethinkthemonstermayberelatedtonessie b theythinktheremightbesimilarcreaturesinotherlakes c scientistssaythelakeisunlikelytobeabletosupportsuchabigcreature lookatthesentencesandanswerthequestions 1 whichsentencessaythatsomethingispossible a b2 whichsentencessaythatsomethingisimpossible c3 whichwordisfollowedbyto verb unlikely may 可能會 或許會might 可能 或許 語氣更不肯定 unlikely 可能性不大的 形容詞 e g 1 itmaybeanewspecies 它可能是一種新的物種 他或許不在那兒 2 hemaynotbethere 3 hissuggestionmightbeworththinkingabout 他的建議或許值得考慮 我有許多或許你感興趣的書 4 ihavegotalotofbooksthatmightinterestyou 7點鐘前她可能到不了 他不大可能受傷 5 sheisunlikelytoarrivebefore7 6 itisunlikelythathegotinjured rewritethesentencesusingthewordinbrackets 1 perhapstherearestilldinosaurssomewhere might theremightstillbedinosaurssomewhere 2 don tgonearthewater perhapsit sverydeep may don tgonearthewater itmaybeverydeep 3 weprobablywon tseethemonster unlikely weareunlikelytoseethemonster 4 perhapsthereisanundergroundriverfromlochnesstothesea theremaybeanundergroundriverfromlochnesstothesea 5 wemusthelphim perhapshecan tswim may wemusthelphim hemaynotbeabletoswim 6 thereareprobablylotsofstrangecreaturesinthatlake likely therearelikelytobelotsofstrangecreaturesinthatlake grammar mayhave mighthave a thedinosaursmayhavestoppedevolving andbeenunabletoadapttochangesintheclimate b theymighthavekilledeachother readthesentencesfromtheinterview weusemayhaveormighthave withthepastparticiple totalkabout 1 somethingwhichhappenedinthepast perhaps 2 somethingwhichisimpossible 3 somethingwhichmayhappeninthefuture 1 may have done 表示對發(fā)生過的事情的推測 意思是 可能已經(jīng) 或 也許已經(jīng) 用于肯定句中 如 whathashappenedtogeorge idon tknow hemayhavegotlost 喬治發(fā)生了什么事 我不知道 他可能迷路了 might have done 表示對過去事情的推測 might與may意思相同 但可能性更小 多用于虛擬語氣結(jié)構(gòu)中 如 hemighthavegivenyoumorehelp eventhoughhewasbusy 他或許會多給你一些幫助 即使他很忙 在英語中 表示對過去某種情況或已發(fā)生的動作進行推測 常用 情態(tài)動詞 have 動詞 ed形式 表示 說話人的語氣或推測的把握程度不同 使用的情態(tài)動詞也不同 1 musthavedone意為 過去一定做過 如 itmusthaverainedlastnight forthegroundiswet 2 can couldhavedone意為 過去可能做過 或 過去本來可以做 而沒有做 can t couldn thavedone意為 過去不可能做過 如 don tworry theycouldhavejustforgottentophone icouldhavepassedtheexam butiwastoocareless mrsmithhasgonetobeijing soyoucouldn thaveseenhimyesterday 3 needn thavedone意為 本不需要做 卻做了 如 ineedn thavewrittentohimbecausehephonedmeshortlyafterwards 4 oughtto shouldhavedone表示 過去應該去做 而沒有做 oughtnotto shouldn thavedone表示 過去不應該做 卻做了 如 sam youaretoolazy theworkshouldhavebeenfinishedlastnight yououghtnottohavetakenthebookoutofthereadingroom thankyouforallyourhardworklastweek idon tthinkwe itwithoutyou 2008山東 a canmanageb couldhavemanagedc couldmanaged canhavemanaged 高考鏈接 2 i msorry i atyoutheotherday forgetit iwasabitoutofcontrolmyself 2008江蘇 a shouldn tshoutb shouldn thaveshoutedc mustn tshoutd mustn thaveshouted 3 hi tom anyideawherejaneis she intheclassroom isawhertherejustnow 2009重慶 a shallbeb shouldhavebeenc mustbed mighthavebeen4 butfortheirhelp we theprogramintime 2009安徽 a cannotfinishb willnotfinishc hadnotfinishedd couldnothavefinished 5 hedidnotregretsayingwhathedidbutfeltthathe itdifferently 2009江蘇 a couldexpressb wouldexpressc couldhaveexpressedd musthaveexpressed 6 theweatherhasbeenveryhotanddry yes ifithadrainedevenadrop thingswouldbemuchbetternow andmyvegetables 2010北京 a wouldn tdieb didn tdiec hadn tdiedd wouldn thavedied 7 ileftmyhandbagonthetrain butluckilysomeonegaveittoarailwayofficial howunbelievabletogetitback imean someone it 2011江蘇 a willhavestolenb mighthavestolenc shouldhavestolend musthavestol