四川省成都市高中英语 Module5 A lesson in a lab Grammar课件 外研版必修1.ppt

module5alessoninalab grammar 1 theearthis49timeslargerthanthemoon theearthis49timesaslargeasthemoon theearthis49timesthesizeofthemoon grammar1degreesofcomparison1 page43 conclusion 1 倍数 as as2 倍数 比较级3 倍数 the n size height length weight width depth age of grammar1 1 whatiswrongwiththesentence iwenttheretwotimes ifobjectais10metreslong andobjectbistwiceaslongasobjecta howlongisobjectb ifobjectaweighs100kilogrammesandobjectbisfourtimesheavier howheavyisobjectb iwenttheretwice 20metreslong 400kilogrammes discussingroupsofthree makesentencesaboutthecomparativesizesofthepairs usethewordsinthebrackets winterinharbin winterinbeijing 20 5 cold coldness mounttai mountqumolangma 1521m 8848m high height diameter 直径 earth 1jupiter 11 big size example a theyangtzeriverisaboutthreetimesaslongasthesonghuariver b theyangtzeriverisaboutthreetimeslongerthanthesonghuariver c theyangtzeriverisaboutthreetimesthelengthofthesonghuariver winterinharbin winterinbeijing 20 5 cold coldness a winterinharbinisfourtimesascoldasinbeijing b winterinharbinisfourtimescolderthaninbeijing c winterinharbinisfourtimesthecoldnessofwinterinbeijing mounttai mountqumolangma 1521m 8848m high height a mountqumolangmaisaboutsixtimesashighasmounttai b mountqumolangmaisaboutsixtimeshigherthanmounttai c mountqumolangmaisaboutsixtimestheheightofmounttai conclusion 1 倍数 as as2 倍数 比较级3 倍数 the n size height length weight width depth age ofthesizeofthehouseistwicethesizeofthathouse thesizeofthehouseistwicethatofthathouse grammar2 1 it sbecomingbiggerandbigger 2 sheismoreandmorebeautiful 3 thehigheritflies thesmalleritappears a whichofthesestructuresisusedtosaythatsomethingischanging b whichofthesestructuresisusedtosaythatthingschange arechangingtogether c whichstructuresrepeatthesameadjectives adverbs sentence1 2 3 sentence3 sentence1 2 1 it sbecomingbiggerandbigger 2 sheismoreandmorebeautiful3 thehigheritflies thesmalleritappears answerthequestions completethesentenceswiththewordsintheboxinsuitablecomparativeforms page92 warmhealthy longmore moremore lessbig example airpollutionisgettingworseandworse 1 peopleare theywilllive 2 werecycle wewaste 3 theplanetisgetting 4 accordingtoscientists theuniverseisgettinga 5 youpractise fluentlyyouwillspeak 6 ifounditdifficulttosolvetheproblem thehealthier thelonger themore theless warmerandwarmer themore themore moreandmore pairwork lookatthepassageandconcludethesentencesstructure inthenationaldayholidays iwentbacktomyhometowntoseemyuncle hewasveryhappytoseemeandsaidiwasgrowing tall iwassurprisedtoseethatmyhometownwasgetting beautiful andthefarmerswere rich seeingmyamazedlook unclesmiledandsaid themoremoneyyoumake youspend much afterlunch idecidedtoreturn uncleaskedmetoworkhard hesaid theharderyouworkatyourlessons youwilldointhem tallerandtaller moreandmorebeautiful richerandricher themore thebetter page47 1 comeabitcloser 2 weneedrathermorethanthat 3 itweighsalittlemorethanbefore 4 it llbealotheavierthanmagnesium 5 isitanyheavier 6 weneedapiecewhichis very muchbiggerthanthat abit rather alittle alot any very much 可以修饰比较级的词abit alittle 一点 rather much far alot agreatdeal 比 得多 any一点 些 用于否定或疑问句 even still更加 加强语气 yijianlianisverytall butyaomingiseven stilltaller conclusion 修饰比较结构还可用名词短语或分数 thestudentisaheadtallerthanspring butspringisnearly10kgheavierthanhe theearthisoneelevenths 1 11 asbigasjupiter 比较级需要强调的几个问题 1 the 比较级 the 比较级 的语序问题asfarasiamconcerned educationisaboutlearningandthemoreyoulearn themoreforlifeareyouequipped themoreequippedforlifeyouare themorelifeyouareequippedforyouareequippedthemoreforlife 2 用比较级表示最高级意义的几个结构 1 比较级 thananyother 单数名词 比较级 than anyoftheother 复数名词 alltheother 复数名词 如 shanghaiislargerthananyothercityinchina shanghaiislargerthananyoftheothercitiesinchina t f londonislargerthananyothercityinasia tomistallerthananyothergirlinhisclass 我比我们班任何同学都努力 istudyharderthananyotherstudentinourclass istudyharderthananyoftheotherstudentsinourclass 3 否定形式的比较级的特殊意义 1 no 比较级 than意思是 a和b一样不 tomisnomorecarefulthan ascarelessas mike 2 not 比较级 than表示 a不比b更 如 tomisnotmorecarefulthanmike i veneverseena filmandihateit a betterb worsec bestd worst choosethebest 2 thenumberofpeoplepresentattheconcertwas thanexpected thereweremanyticketsleft a muchsmallerb muchmorec muchlargerd manymore 3 hespeaksenglishwellindeed but ofcourse not anativespeaker a asfluentasb morefluentthanc sofluentlyasd muchfluentlythan4 itisreportedthattheunitedstatesuses energyasthewholeofeurope a astwiceb twicemuchc twicemuchasd twiceasmuch 5 marykeptweighingherselftoseehowmuch shewasgetting a heavierb heavyc theheavierd theheavier 6 thehouserentisexpensive i vego