【暑假提前學(xué)】2025年秋譯林牛津版英語八年級（上）教案 Unit 1 Grammar

Unit1FriendsGrammar設(shè)計說明首先通過一些課文原句的復(fù)習(xí)導(dǎo)入本課時語法形容詞的比較級教學(xué)目標(biāo)通過本單元的教學(xué)，讓學(xué)生達(dá)成以下目標(biāo)：1.知識目標(biāo)掌握詞匯：worse,worst,height,weight,sec.,competition,test,swimmer。2.能力目標(biāo)(1)掌握形容詞比較級和最高級的構(gòu)成。(2)學(xué)會正確使用形容詞比較級和最高級。3.情感目標(biāo)讓學(xué)生感受語言的趣味性，學(xué)習(xí)更多比較級、最高級的用法。重點難點重點：形容詞比較級和最高級的構(gòu)成難點：形容詞比較級和最高級的用法教學(xué)準(zhǔn)備PPT課件授課時數(shù)1課時教學(xué)過程Step1Lead-inAskthestudentstoreviewsomesentencesandfindoutalltheadjectivesindifferentforms.1.ThebiggestoneinFifthStreet!(七年級下冊U1)2.ThebathroomisthebestplacetochatandwatchTV.(七年級下冊U1)3.TheSunisabout1,300,000timeslargerthantheEarth.(七年級下冊U5)4.Shelookeddownandsawherbodybecamesmallerandsmaller.(七年級下冊U6)5.Mydogisthecleverestanimalofall.(七年級下冊U8)6.MybestfriendisMax.Heisthetallestboyinourclass—almost1.75metres.(八年級上冊U1)7.SheisshorterthanIam.(八年級上冊U1)LetthestudentstrytodefinecomparativeandsuperlativeadjectivesStep2Presentation1.LetthestudentstrytocompareMayandBetty.MayisshorterthanBetty.=BettyistallerthanMay.May’seyesarebiggerthanBetty’s.=Betty’seyesaresmallerthanMay’s.May’shairislongerthanBetty’s.=Betty’shairisshorterthanMay’s.2.Askthestudentstoconcludetherules.Askthestudentstoreadthesesentencesandtrytofindtherulesaboutcomparative.Weuse“comparatives+than”tocomparetwopeopleorthings.A+形容詞的比較級+than+B當(dāng)我們將兩個人或事物進(jìn)行比較時，我們要用形容詞的比較級，表示“較……，更……一些，比……更……”。3.Askstudentstocomparethethreebags.￥50.00￥100.00￥150.00Thefirstbagisnice.Thesecondbagis____________thefirstone.Thethirdbagis____________ofall/thethree.Thethirdbagisnicerthan____________________/___________________.Thefirstbagisbig.Thesecondbagis_____________thefirstone.Thethirdbagis_______________ofall/thethree.Thefirstbagisexpensive.Thesecondbagis_________________thefirstone.Thethirdbagis____________________ofall/thethree.Answers:nicerthan;thenicest;theother(two)bags;anyotherbag；biggerthan;thebiggest；moreexpensivethan;themostexpensive4.Askthestudentstoreadthesesentencesandconcludetherulesofsuperlativeadjectives.Weuse“the+superlatives”tocomparethreeormorepeopleorthingsthe+形容詞的最高級+of/in...當(dāng)我們將三個或三個以上的人或事物進(jìn)行比較時，我們要用形容詞的最高級，表示“最……”,最高級前通常要加the。5.Askthestudentstochangetheadjectivesintotheircomparativesandsuperlativesandfindtherulesoftheforms.構(gòu)成方法原級比較級最高級大部分單音節(jié)詞在詞尾加-er或-estlongfewcheaplongerfewercheaperlongestfewestcheapest以字母e結(jié)尾的詞，后加-r或-stnicesafelatenicersaferlaternicestsafestlatest以一個輔音字母結(jié)尾的重讀閉音節(jié)詞，雙寫最后一個輔音字母，再加-er或-estbighotthinbiggerhotterthinnerbiggesthottestthinnest以輔音字母+y結(jié)尾的雙音節(jié)詞，去掉y，再加-ier或-iestprettyunhappyheavyprettierunhappierheavierprettiestunhappiestheaviest多音節(jié)詞和部分雙音節(jié)詞，在詞前加more或mostnervousclearlydangerousfrightenedmorenervousmoreclearlymoredangerousmorefrightenedmostnervousmostclearlymostdangerousmostfrightened不規(guī)則變化good/wellbetterbestbad/illworseworstmany/muchmoremostlittlelessleastfarfarther（更遠(yuǎn)的）farthestfurthestoldolder/elderoldest/eldestStep3Practice1.AskstudentstohelpDanielcompletethefollowingtablewiththecorrectadjectives.Answers:cleancleanercleanestthinthinnerthinnestshortshortershortestsadsaddersaddestcutecutercutestdifficultmoredifficultmostdifficulthappyhappierhappiestmoreinterestingmostinterestinglazylazierlaziestgoodbetterbestbigbiggerbiggestbadworseworst2.Danielhasmadeaprofileofhisclassmates.Readtheprofileandcompletehisnotes.MillieSandyAmyPeterKittySimonHeight（cm）157170160173155171Weight（kg）455044554053403830343635Drawingcompetition9/1010/109/105/106/108/10Englishtest10/108/109/106/108/107/101Simonistallerthan(tall)Sandy.2Peteris____________(tall)ofthesixstudents.3Sandyis_______________(heavy)Millie.4Peteris______________(heavy)ofthesixstudents.5Amongthesixstudents,Millieis____________(slow)swimmer.6Amyis_____________(fast)swimmerofthesixstudents.7Millie’sdrawingis______________________(beautiful)Peter’s.8Sandy’sdrawingis____________________(beautiful)inherclass.9Millie’sEnglishis______________(good)Simon’s.Millie’sEnglishis_____________(good)inherclass.Answers:2thetallest3heavierthan4theheaviest5theslowest6thefastest7morebeautifulthan8themostbeautiful9betterthan;thebestStep4Morestructuresofcomparativeadjectives.Introducewhenwecanusecomparativesandmorestructuresofcomparativeadjectives.1.通常情況下，我們用“比較級+than...”來引出比較的第二部分。Thepictureismorebeautifulthanthatone.這幅畫比那幅更漂亮。為避免重復(fù)，在than后常用that,those等詞來替代前面提到過的名詞。2.我們用“Which...+比較級,...or...”來表示在兩者中選擇。Whichisbigger,thesunorthemoon?太陽和月亮，哪個更大？3.Nowtheairinourhometownismuchbetterthanitwasbefore.現(xiàn)在我們家鄉(xiāng)的空氣比從前好得多。4.我們用“比較級+and+比較級”的結(jié)構(gòu)來表示人或事物本身程度的變化（越來越……）。Hisshoesaredirtieranddirtier.他的鞋子越來越臟。Clothesaremoreandmoreexpensive.衣服越來越貴。moreandmore+原級,只用于以“more”構(gòu)成比較級的形容詞,根據(jù)句意也可以用“l(fā)ess”構(gòu)成降級比較。5.我們用“the+比較級...,the+比較級...”的結(jié)構(gòu)來表示一方隨另一方變化而變化（越……越……）。Thesooner,thebetter.越早越好。Thekinderweare,theluckierwewillbe.越善良越幸運。6.我們用“the+比較級+of兩者”的結(jié)構(gòu)來表示“在兩者中較……的一個”。Lilyistheshorterofthetwogirls.莉莉是這兩個女孩中比較矮的一個。Step5Morestructuresofsuperlativeadjectives.Introducewhenwecanusesuperlativesandmorestructuresofsuperlativeadjectives.1.我們用“the/形容詞性物主代詞+最高級”的結(jié)構(gòu)來表示某人或事物最高程度（最……）。Peterishisoldestson.彼得是她的長子。此處最高級前不可用the2.我們用“the+最高級+比較范圍”表示某一范圍內(nèi)“最……”。in+表示范圍的名詞或名詞性短語;of/among+表示范圍的人或物Peteristheoldestsoninhisfamily.彼得是他家中最大的兒子。Peteristheoldestsonof/amongthefivechildren.彼得是五個孩子中最大的一個。3.我們用“the+序數(shù)詞+最高級”來修飾最高級表示“第幾……”。Millieisthethirdtallestinherclass.米莉是她班里第三高的。TheYellowRiveristhesecondlongestriverinChina.黃河是中國第二長河。4.我們用“oneof+the+最高級+可數(shù)名詞復(fù)數(shù)形式”表示“最……的……之一”。Heisoneofmybestfriends.他是我最好的朋友之一。注意：比較級+thananyother+名詞單數(shù)=比較級+thantheother+名詞復(fù)數(shù)=最高級+比較的范圍Springisthebestseasonoftheyear.=Springisbetterthananyotherseasonoftheyear.=Springisbetterthantheotherseasonsoftheyear.春季是一年中最好的季節(jié)。Step6Homework1.Reviewgrammarandfinishtherelatedexercises.2.PreviewIntegratedskills&Studyskillson15.當(dāng)堂達(dá)標(biāo)Ⅰ.單項選擇。1.Mymotheris_______inourfamily.A.busiestB.thebusiestC.busierD.busy2.Thisappleis_______ofall.A.redderB.theredestC.thereddestD.reddest3.Whichpenis_______,thisoneorthatone?A.dearB.dearestC.thedearestD.dearer4.Kateis____thanalltheothergirls.Sheis____ofall.A.taller,tallestB.taller,thetallestC.thetallest,tallestD.tallest,thetallest5.Doyouknow_______girlofthethree?A.B.youngestC.D.youngerⅡ.用所給詞的適當(dāng)形式填空。1.Theearthis__________(big)thanthemoon.Thesunis______________(big)ofthethree.2.MyHeartWillGoOnisoneof__________________(popular)songs.3.Whichdoyou