初中英语形容词和副词的比较级和最高级教案

千里之行，始于足下；状元之路，尽在今朝。循序而渐进熟读而精思1“状元堂”教师统一备课纸教师科目时间2009年月日学生年级学校课题所属：目标知识点1形容词的比较级2形容词和副词的最高级3456知识类别考点重点难点学生个性化分析薄弱环节原因分析解决方案针对此学生的教学操作过程设计（重点写教法及学法；含课练、作业方向目的，具体内容另附）知识点分析—教法详述学法指导千里之行，始于足下；状元之路，尽在今朝。循序而渐进熟读而精思2一.形容词的比较级（一）用法：用于两者（人或物）之间，表示“其中一个比另一个更……”或“较……”，后面通常用连词than连结另一个比较的对象，其基本句型是：主语＋谓语（系动词）＋形容词比较级＋than＋对比对象。ex.JimistallerthanMike.MikeisshorterthanJim.It’shottertodaythanitwasyesterday.（二）.构成：比较级的构成分为规则变化和不规则变化。1.规则变化：A.单音节词尾＋er：cold—colder,tall—taller,short—shorter,small—smaller,long—longer,old—older（旧的B.单音节词以e结尾的，只加r：large—larger,fine—finer,nice—nicer.C.以一个元音字母加一个辅音字母结尾的重读闭音节词，要双写词尾加er：big—bigger,thin—thinner,hot—hotter,wet—wetterD.以辅音字母加y结尾的单音节词和部分双音节词变比较级时，先变y为i，再加er：early—earlier,busy—busier,easy—easier,heavy—heavier,dry—drier,sunny—sunnier,happy—happier.E.多音节词或部分双音节词变比较级时，在前面加more:friendly—morefriendly,careful—morecareful,outgoing—moreoutgoinginteresting—moreinteresting,difficult—moredifficult6.部分双音节词的比较级有两种变化方式：2.不规则变化good/well—better,bad/ill—worse,many/much—more,old—older/elder,far—farther/further,little—less（三）原级和比较级前面通常使用的修饰词：在原级前面通常使用very,quite,too,muchtoo,alittle,as,so等。ex:1.Theroomisverybig.2.Thepersonisquiteclever.3.Todayistoohot.4.Heeatstoomuch,sohe’smuchtooheavy.5.I’malittlehungry,I’dlikesomethingtoeat.千里之行，始于足下；状元之路，尽在今朝。循序而渐进熟读而精思36.JimisastallasTom.7.YourEnglishissogood.在比较级前面使用的修饰词有：even（更，更加），alittle（有点），far/much/alot（更加，……的多）ex:1.Yesterdaywashot,buttodayisevenhotter.2.I’malittletallerthanMary.3.Thisskirtisfar/much/alotmorebeautifulthanthatone.（四）.使用比较级时应注意的问题（错题分析）1.Yourhairislongerthanme.2.TheweatherinBeijingiscolderthanGuangzhou.3.Pickingapplesismuchbetterthanhaveclass.4.Jimisyoungerthananystudentinhisclass.5.TheChangjiangRiverislongerthanalltheriversinChina.6.JimfromClass1istallerthananyotherstudentinClass2.7.Lucyismoreoutgoingthananyoneinherclass.8.Ofthetwoboys,Mikeismoreinteresting.9.Whoismorebeautifulofthetwins?10.Whoisbusierofyourparents?11.Whichisgood,thisoneorthatone?12.I’mgoodatEnglishthanmysister.13.Thebusierheis,happierhefeels.14.Themorecarefulyouare,thegoodgradesyouget.15.Thecitybecomesmorebeautifulandmorebeautiful.16.Theweatherisgettingcoldandcolder.17.Herolderbrotherisaworker.18.BobiselderthanBill.19.Scienceisn’tasmoreinterestingasart.20.Thequestionismuchtooharder.二．形容词和副词的最高级（一）最高级表示三者或三者以上的人或物进行比较时，用最高级。形容词的最高级前面要加定冠词the，副词最高级前面的the可以省略。在含有最高级的句子中，常有一个in/of短语来表示比较范围。如：inmyclass,inChina,ofthestudents,ofall,ofthethree等。（二）最高级的变化规则：同前面我们学的比较级的变化规则基本相同，最高级的变化规则也分为规则变化和不规则变化两种。规则变化就是在词尾加est。1.clean,small,long,hard2.heavy,dirty,healthy,happy3.big,thin,fat,hot4.late,nice,large多音节或部分双音节单词构成最高级时，在前面加most：千里之行，始于足下；状元之路，尽在今朝。循序而渐进熟读而精思4difficult,interesting,beautiful;slowly,quickly,friendly,easily;特殊变化：good—better—best;bad/badly/ill—worse—worstmany/much—more—most;little—less—least;;（三）最高级的用法1.表示三者或三者以上的人或事物比较时用最高级：①Heis(strong)ofthethree.②Shanghaiis(big)cityinChina.③Mikedid(badly)inthistest.④WhospeaksEnglish(well)inyourclass?2.表示三者或三者以上的人或事物进行选择时，用which/whois+the+形容词的最高级，+A、B、orC？①isthe(interesting)subject,math,artorEnglish?②is(fat),Jim,TomorJack?③sings(well),Mary,KateorLucy?3.be+oneofthe+最高级+复数名词，表示“最……的……之一”。ex:①WestLakeisoneof(beautiful)placesinChina.②Mikeisoneof(tall)studentsinourschool.4.be+the+序数词+最高级+单数名词+范围，表示“……是第几个……的”。ex:①TheYellowRiveristhesecond(long)inChina.②IthinkEnglishisthemostinterestingsubject.Andmathisthesecond(interesting)one.5.be+the+最高级+人或物+定语从句（that+主语+have/has+ever+过去分词）①Thisis(beautiful)citythatIhaveevervisited.②It’s(good)newsthatIhaveeverheardstoday.③It’s(tall)personthatIhaveeverseen.（四）原级、比较级、最高级的用法比较1.—DoesJohndraw(well)thanJack?—No,Jackdrawsas(good)asJohn.2.—Whostudies(hard),Tom,MaryorLucy?—TomstudiesthanMary,andLucystudiesofall.3.Todayisvery,butyesterdayiseven.(cold)4.Billrunsfasterthananyotherstudentinhisclass.（同义句）=Billrunsinhisclass.=NobodyrunsBillinhisclass.5.Ofthetwoshirts,Alanbought(cheap)one.6.OfallthemoviesIhaveseen,Ilikethisone.It’snotfunnyatall.A.leastB.mostC.worstD.best千里之行，始于足下；状元之路，尽在今朝。循序而渐进熟读而精思57.Pleasewriteandtrynottomakeanymistakes.A.ascarefulaspossibleB.mostcarefulC.morecarefullyD.ascarefullyasyoucan（五）巩固训练一）填空：1.Englishisoneof(important)subjectsinourschool.2.Ofallthestudents,Johndoeshishomework(careful).3.YouspeakEnglishmuch(well)thanbefore.4.(hard)youwork,(good)gradesyou’llget.5.He’s(funny)personthatIhaveseen.6.Who’sthethird(heavy)inyourclass?二）单项选择：1.—Whichcountryhasthepopulation,Japan,IndiaorChina?—Japan,ofcourse.A.smallestB.largestC.mostD.least2.Ofallthesportsshoes,Johnboughtpair.Thenhehadsomemoneyforsocks.A.acheaperB.theleastexpensiveC.themostexpensiveD.thebest3.Youaregetting.A.moreandmorecarefulB.moreandmorecarefullyC.themostcarefulD.themostcarefully4.IthinkI’menoughtogotoschool.A.goodB.wellC.betterD.best5.Betterthannever.A.lateB.thelaterC.laterD.thelate6.Whatmadeyouso.A.morehappilyB.happierC.happyD.happiest7.—IthinkEnglishisFrench.—Idon’tagreewithyou.A.lesspopularthanB.themostpopularC.aspopularasD.asmorepopularas千里之行，始于足下；状元之路，尽在今朝。循序而渐进熟读而精思6课时练习、课后作业出题方向训练目的教学反思