八年级英语课堂教学案（8AUnit4Grammar）Teachingaims：PartOne预习作业&预习交流：词组翻译1、为我修理架子2、碰湿的油漆3、几秒钟4、在卡片的另一面5、记住内容6、知道一点关于DIY的事7、开始我们的工作8、独自9、一些有用的书10、加入DIY俱乐部PartTwo交流展示&点拨提高GrammarAStep1Lead-in.设置一个情景引入祈使句1.T:openyourEnglishbook.Closethedoor.TheAir-conditionerisworking.eg:Theboxissoheavy.Pleasecarryitforme.加了个please更加显得有礼貌,please既可以放在句首也可以放在句末eg:pleaserepairtheshelfforme.Don’tcutpaperintopieces,please.T:Don’tplayinthestreet.It’stoodangerous.Step2.Practice1.workinpairsandconcludetherules.(小组活动总结祈使句的规律)祈使句表示请求，命令，建议。祈使句构成肯定句：动词原形+其他否定句：Don’t+动词原形+其他2.NowMillieisteachingherclassmateshowtomakecards.Helphercompletetheinstructions.(FinishPartA)Invitesomestudentstoreadthesesentencesandcheckit.(教师讲解一下句中的语言点)GrammarBStep3Lead-in.1.T:WhatareyougoingtodonextSunday?学习目标1．掌握祈使句的用法及其否定句2．掌握should，oughtto和hadbetter的用法学习重点掌握语法并且知道其区别学习难点能够灵活在各情景中运用各语法教具学具黑板；讲义S:…..T:Whynot/Whydon’tyougotothecinema?S:Goodidea.T:Beforeyougotothecinema,youhavetotellyourparents./youhadbetterfinishyourhomework./youmustknowthetime./yououghttochoosetowatchtheWesternfilmstoimproveyourEnglish./Perhapsyoushouldtakeyourlittlebrotherwithyou.(Tlines“should”,“oughtto”,“hadbetter”,“haveto”，“must”,“perhaps”inthesentencesabove.)2.Askstudentstoreadandfindoutthewaysofgivingadviceinthedialogue‘speakup—givingadvice’onP37.学生总结以前所学表示建议的方式：Let’s….,Shallwe…,Howabout….,Whatabout…等。3.（老师说出自己近来的烦事e.g.I’mverythirsty.WhatshouldIdo?/I’mgoingtoapartythisweekend,butIdon'tknowwhattowear.Couldyougivemesomeadvice?）学生组内讨论提建议，然后班内展示。Step4Presentation1.分组讨论用should,oughtto,hadbetter,来提意见时语气上有何区别；2.Workinpairsandconcludetherules.。Step5教师提注意点：1).用should、oughtto、hadbetter提出建议。※当我们要用“和善”的方法提出建议时，用should,oughtto和hadbetter。●should/oughtto表示“应该”，后跟动词原形。should比oughtto语气要轻一些，should谈的是自己的主观看法，而oughtto则更多地反映客观情况。●should的否定形式是shouldnot(shouldn’t);oughtto的否定形式是oughtnotto(oughtn’tto)●hadbetter表示“最好”，后跟动词原形，否定式是hadbetternotdosth.※当我们想用“更强硬”的态度提出建议时，用haveto和must.●should相当于oughttoshouldn’t相当于oughtnotto3.FinishPartB.SuzyisgivingDIYadvice.PartThree当堂检测A.用所给词的适当形式填空。1.Youhadbetter(nottake)awalkhere.2.Whynot(do)morningexerciseseveryday?3.Sheoughtto(help)hermotherdothehousework.4.Wemust(are)hereearlytomorrow.5.Ihaveto(leave)forBeijingthisweek.6.Shouldwe____________(protect)theenvironment?7.__________（benot）lateagain.8.Jack,__________(notplay)footballinthestreet.B.下列句中A、B、C、D各有一处错误，指出并订正。()1.Hermumisbusy,Maryoughtstodomorehousework.ABCD()2.Wedidn'toughttospeakmoreinclasstoimproveourEnglish.ABCD()3.MikehastostayathomeonSunday,hasn’the?ABCD()4.Whynotyouhaveatalkwithyourparents?ABCDC.改写句子1.Youshouldnotkeepapet.(改为同义句)You__________________________keepapet.2.Youshould’tbelateforschool.(改为祈使句)____________lateforschool.3.You’dbettergotoswimalone.(改为否定句)You’dbetter____________toswimalone4.Thehospitalisabout3kilometersaway.(对划线部分提问)____________isthehospital?
