高一英语1Module5课时3

Module5ALessoninaLabPeriod3Grammar导学案主备：李荣荣研备：英语学科组时间：学习目标：1.“比较级+than”结构2.“less+原级+than”的结构3.“the+比较级（+主语+谓语），the+比较级（+主语+谓语）”的结构4.“比较级+and+比较级”结构学习重点：比较级及倍数表达法学习难点：如何灵活运用比较级【自主探究】用所给词的适当形式填空1．Theearthisforty­ninetimes(large)thanthemoon.2．The(close)youare，the(much)you’llsee.3．It’sgettingand(bright)．4．Weneedrather(much)thanthat.5．It’llbealot(heavy)thanmagnesium.【合作探究】一、形容词和副词表示比较级和最高级的几个重要句型1．“比较级形式＋than”意为“比……更……”。That’seasiersaidthandone.说比做容易。2．“...as＋原级＋as...”意为“和……一样”。Thebuildingisashighasthetower.这幢建筑和那座塔一样高。3．“...notas(so)＋原级＋as...”意为“不及……”。Mydictionaryisnotas(so)usefulasyours.我的字典不如你的有用。4．表示倍数的三个句型：(1)...timesas＋原级＋as...(2)...times＋比较级＋than...(3)...timesthe＋性质名词＋of...Theroadsinthebigcitiesarethreetimesaswideastheroadsinourtown.＝Theroadsinthebigcitiesaretwicewiderthantheroadsinourtown.＝Theroadsinthebigcitiesarethreetimesthewidthoftheroadsinourtown.大城市里的路是我们城镇的路的三倍宽(比我们城镇的路宽两倍)。5．“比较级＋and＋比较级”意为“越来越……”。Inthefuture，therewillbelessandlessoil，gasandcoalleft.将来石油、天然气和煤会越来越少。Ourschoolisbecomingmoreandmorebeautiful.我们的学校变得越来越美丽。6．“the＋比较级．..，the＋比较级．..”意为“越……，越……”。Themore，thebetter.越多越好。Themorewehave，themorewewant.人欲无穷。7．“否定词＋比较级结构”表示最高级含义。Hehasneverspentamoreworryingday.他度过了最忧虑的一天。Thereisnogreaterlovethanthatofamanwholaysdownhislifeforhisfriends.为朋友而放弃生命的人的爱是最伟大的爱。二、比较级的修饰语在英语中，我们经常可以用一些词或短语来修饰形容词或副词的比较级。这些修饰语通常置于比较级的前面，说明比较级的程度。常见的几种形式如下：1．much，alot，agreatdeal，far，byfar意为“比……得多，远比……”。Atrainrunsmuchfasterthanabus.火车比公共汽车跑得快得多。Thisstoryisalotmoreinterestingthanthatone.这个故事比那个有趣得多。注意：byfar修饰比较级时，一般放在比较级的后面；如果放在前面，则应在形容词或副词的比较级前面加定冠词the。Heistallerbyfarthanhisbrother.他比他弟弟高得多。Sheisbyfarthetallerofthetwosisters.她显然是两姐妹中比较高的。2．still，even，rather意为“比……更加，比……还要”。Itwashotyesterday，butit’sevenhottertoday.昨天很热，但今天更热。3．alittle，abit，slightly意为“稍微，有点儿”。Infact，theearthisabitnearertothesunduringthewinter.事实上，冬天地球距离太阳稍微近一些。4．any意为“稍微，……一些”，多用于疑问句、否定句或含有否定意义的句子中。Shewastootiredtowalkanyfurther.她累得一点也走不动了。5．分数、百分数、时间、长度、重量等词也可放在比较级前，表示作比较的二者之间相差的程度。Heisfiveminuteslaterthanhewasyesterday.他比昨天晚到了五分钟。【课堂检测】1.Thefactoryhasproducedcomputersastheydidlastyear.A.twiceasmany B.twiceasmuchC.astwiceasmany D.astwicemuch2.HespeaksEnglishwellindeed,butofcoursenotanativespeaker.A.asfluentas B.morefluentthanC.sofluentlyas D.muchfluentlythan3.—Haveyoureadthisbook?—Yes.Butthatoneisworthreading.Isuggestyoureaditifyouhavetime.A.best B.wellC.better D.more4.NorwayisoneofEuropeancountrieswithalargelandareathanBritain,IcelandorItaly.A.asbig B.thebiggest C.sobig D.thebigger5.,theworseIseemtofeel.A.WhenItakemoremedicine B.ThemoremedicinetakeC.Takingmoreofthemedicine D.Moremedicinetaken6.—Thefilmis，Ihavetosay，notabitinteresting.—Why？It’sthanthefilmsIhaveeverseen.A．farmoreinterestingB．muchlessinterestingC．nomoreinterestingD．anylessinteresting7．—HowwasyourrecenttriptoSichuan?—I’veneverhadonebefore.A．apleasant B．amorepleasantC．amostpleasant D．themostpleasant8．Computersandmobilephones，thoughtheyareindeedmakingourlifeandmore，havereducedtheneedforface­to­facecommunications.A．easily；efficient