形容词副词比较级和最高级的用法 教案

形容词、副词比较等级的用法TeachingGoals(教学目标)1.Targetlanguages:masterthecomparisonofadjectivesandadverbs.2.Abilitygoals:howtousethecomparisonofadjectivesandadverbs.3.Emotiongoals:usethecomparisonofadjectivesandadverbscorrectlyinthepractice.Teachingkeyanddifficultpoints(教学重点、难点)Teachingkeypoints(教学重点)HelpstudentstolearnthecomparisonofadjectivesandadverbsTeachingdifficultpoints(教学难点)Howtomakeabreakthroughwhiledoingtheexercises.Teachingmethods(教法)Discussion,ExplanationLearningmethods(学法)Discussion,practiceTeachingtools(教学用具)Blackboard,Multi-mediaTeachingprocedures(教学过程)1.Lead-inAskstudentstoreviewtheexpressionsofadjectivesandadverbs:形容词、副词原级的用法：用于同等事物相比较，表示相等或不等，用原级进行比较时，通常用as构成的句型：as…as，notas…as，notso…as.1）…as+形容词、副词原级+as…，表示与…一样，例如：Thetreeisastallasthatbuilding.2）…as+形容词+（a）+名词+as…HewantstobeasgreatascientistasNewton.3）表示倍数：倍数+as+原级+asThisroomisthreetimesasbigasthatone.4）…notas/so+原级+as…，表示与…不一样Hecannotrunas/sofastasyou.2.PresentationStudentslearnthecomparativedegreeofadjectivesandadverbsonthegrammarandunderlinethekeypointsatthesametime.Theteacherstressestheimportantpointsafterstudents’self-learning.Points:1）用于两个事物相比较。比较级+than表示出A比B更…Heiscleverthanhissister.注意：比较级前可加表示程度的状语，如：abit,alittle,rather,much,far,byfar,many,alot,lots,agreatdeal,any,still,even等。2)the+形容词比较级…，the+形容词比较级，表示越…就越…e.g.:Actually,thebusierheis,thehappierhefeels.3）比较级+and+比较级，表示越来越…e.g.Ourcityhasbecomemoreandmorebeautiful.4)“the+比较级+of+两个人或物”表示“两者中较……的一个”e.g.Heistallerofmytwobrothers.5)“…times+比较级+than…”表示“比……大（多、长、宽、高等）……倍”e.g.Youare5minuteslaterthanI.3.Studentsworkingroupstodiscussthesuperlativedegreeoftheadjectivesandadverbs,andexplainthekeypointstothewholeclassonebyone.Thentheteachergivesthemhelpintime.Key:最高级的用法：1)三个或三个以上的事物的比较用the+最高级结构表示“最”之意。e.g.：OneofthegreatestkillersintheWesternworldisheartdisease.2）形容词的最高级前应加定冠词the，但如果最高级之前有物主代词，则不要加the。e.g.:Pleasesendusthegoodsatyourearliestconvenience.3）如果不和别的事物相比较，也不必在最高级前加the。e.g.：IambusiestonMonday.4）有时最高级表示非常之意，这时可加不定冠词a/an。e.g.：Thisisamosttouchingstory.3.ExerciseStudentsdotheexercisesonthegrammarbookindividually,andchecktheanswersingroups.Thentheteachercorrectsthemistakesofeachgroup.4.SummaryThestudentstrytosummarythekeypointsofthewholeclasswiththehelpoftheteacher.5.Homework1.Finishtherestexercisesinthegrammarbook.2.Finishthelearningpaperafterclass.BlackboardDesign(板书设计)Teachingreflection(教学反思)Inthisclass,studentslearntheusageofthecomparativeandsuperlativeoftheadjectivesandadverbs.Thispartisrelativelydifficultforthem,becausetheyareweakinthispart.Igivethemmoreexercisetoconsolidatewhattheylearninthisclass.