推荐精选8B Unit1 Grammar导学习型教学案.docx

1、推荐精选8B Unit1 Grammar导学习型教学案8B Unit1 Grammar导学案BUnit1PastandpresentGrammar【教学目标】.识记动词的过去分词形式。2.能够在语境中正确运用现在完成时。3.运用现在完成时谈论发生在过去并与现在有联系的事情。4.理解并运用常与现在完成时连用的时间表达方式。【教学内容】.四会内容词汇：repairvt.sentencen.yetadv.recentlyadv.centuryn.everadv.justadv.ownvt.词组：infactbytheway句型：Eddiehaslivedwithmilliesincehewasbor

2、n.Eddiehaslivedwithmillieforfouryears.Haveyouseenanyexhibitionsrecently?2.三会内容词汇：exhibitionn.titlen.【课前预习】一、在课文中划出下列短语并翻译。.bytheway_2.infact_3.repairovertenbicycles_5.forgetthetitle_7.overthepastcentury_9.Iwontmissitthistime._1.differentformsoftransport_4.seesomeexhibitions_6.thechangesinBeijing_8.p

3、astandpresent_0.haveacold_2.ownaboat_二、认真阅读课本P13-17，写出下列动词的过去式和过去分词。move_make_learn_give_play_visit_have_hear_come_finish_watch_forget_know_repair_travel_write_read_live_see_eat_put_be_go_do_三、语法小贴士。现在完成时现在完成时的定义现在完成时是表示在过去发生但与现在情况有联系的动作或状态的时态。现在完成时的构成助动词have/has+P.P.过去分词的构成)规则变化。与动词过去式的变化一样，在动词词尾加-

4、ed。e.g.clean-_close-_stay-_study-_drop-_2)不规则变化。见课本P121不规则变化动词表，需要同学们逐个记忆。2基本句型结构)肯定句：主语+have/has+过去分词+2)否定句：主语+havenot/hasnot+过去分词+3)一般疑问句：Have/Has+主语+过去分词+?yes,主语+have/has.No,主语+havenot/hasnot.4)特殊疑问句：特殊疑问词+have/has+主语+过去分词+?注：当主语为第三人称单数时，助动词用has。练一练改写下列句子。)Theyhavefinishedtheirhomework.否定句：_一般疑问句

5、并肯定回答：_2)johnhasplayedthisgameafewtimes.否定句：_一般疑问句并否定回答：_对划线部分提问：_现在完成时的用法用法一：表示过去发生或已完成的某一动作对现在造成的影响或结果。并且此影响或结果现在仍然存在。常与下列时间状语连用：already,yet,ever,never,just,recently,before,once,twice,manytimes,howmanytimes等。练一练译一译，填一填，体会并操练。)I_already_myhomework.2)mybrother_never_thisstorybefore.3)we_just_fromher

6、.4)_youever_thisfilm?5)They_busyrecently.6)-_he_hiswatchyet?-No,notyet.2用法二：表示过去已经开始，一直持续到现在的动作或状态，并且还有可能继续下去。常和表示从过去某一时刻延续到现在的一段时间的状语连用。如：for,since,recently,thisweek,thesedays,untilnow,sofar,over/duringthelastthreeyears/inthepastthreeyears。)for+一段时间IhavetaughtEnglish_threeyears.2)since+表示过去的时间点Heha

7、sbeenatthisschool_1986.3)since+一段时间+agoIhaveknownhim_tenyearsago.4)since+表示过去的时间状语从句Ihavelivedhere_Iwasborn.注：其谓语动词应该是延续性动词，不能用非延续性动词。现在完成时与一般过去时的区别一般过去时只表示过去的动作或状态，与现在无关。它常和确定的表示过去的时间状语连用。如：lastweek,yesterday,in1980,ago,justnow,whenIcamein。现在完成时表示过去发生的某一动作对现在造成的影响，或从过去一直持续到现在的动作或状态，强调的是现在。它不能和明确指出过

8、去的时间状语连用。e.g.1)Ihavecleanedtheblackboard.Icleanedtheblackboardhalfanhourago.2)Theteacher_just_somenewwordsontheblackboard.Theteacher_somenewwordsontheblackboardjustnow.2如果询问某事发生的时间和地点，只用一般过去时。e.g.-when_you_yourcat?-I_itlastnight.-where_you_it?-I_itinthegarden.【教学过程】Step1.Lead-inAsksomequestionstopre

9、sentthepresentperfecttense.Step2.Presentation.Teachstudentshowtoformthepastparticiplesofverbs.Teachstudentstomakestatementsandnegativestatementsusingthepresentperfecttense.FinishPartA1onPage14.2.Teachstudentstoaskandanswerquestionsusingthepresentperfecttense.FinishPartA2onPage15.3.Talkaboutthetypica

10、ltimeexpressionswiththepresentperfecttense.FinishPartBonPage17.Step3.PracticeDosomemoreexercises.【巩固练习】一、根据中文或首字母提示完成单词。.Therearethree_ontheblackboard.canyoureadthem?2.onec_meansonehundredyears.3.milliedoesntbelievemikesfathero_suchabigfactory.4.Therewillbeane_ofpaintingsinthemuseum.5.Thistypeofcari

11、sexpensiveto_.6.Havetheybeentothefarm_?二、用for或since填空。.GrannyLihasbeenill_alongtime.Shehasbeeninhospital_lastweek.2._nearly10years,motherhasworkedinSunshineRestaurant.3.Hongkonghasbeenbacktochina_1997.4.Ihavemadealotoffriends_Icametothisschool.5.-HowlonghasyourfatherstayedinHangzhou?-_threemonthsago

12、.-ThatstosayhehasstayedinHangzhou_threemonths.Right?-yes.6.margaretisinheroffice.Shehasbeenthere_7oclock.三、在下列句子中选用already/ever/just/never/yet/recently填空。.IknowlittleaboutEnglandbecauseIhave_beentherebefore.2.-Haveyou_riddenahorse?-No,never.3.-DoyouknowwherewangHongis?-Idontknow.Ihaventseenhim_.4.Id

13、ontwanttoeatanythingbecauseIve_hadsomebread.5.youhavefinishedyourwork.ButIhavent_.6.-Haveyouheardaboutthestory_?-yes.Alanhas_toldmeaboutit.四、用所给单词的适当形式填空。.-Howlong_jack_chinese?-Forabouttwoyears.2._you_yourhomeworkyet?3.-Howmanytimes_he_thisstory?-Severaltimes.4.I_already_alettertomypenfriend.5.She_

14、never_toHongkongallherlife.6.myfather_Shanghaibefore.7.Thewoman_inthisschoolsince15yearsago.8._Tomever_inthesea?9.-_you_fromyourbrotherrecently?-yes.I_aletterfromhimlastweek.0.mr.Smith_inthishospitalsincehe_thecollege.1.ItsthemostbeautifulviewthatI_.2.Sofarmylittlesister_fivesongs.五、句型转换。.myparentsh

15、avealreadycookedabigmeal._yourparents_abigmeal_?No,_.2.HehasreturnedfromNanjingalready.He_fromNanjing_.3.Igottoknowhimtenyearsago.I_him_tenyears.4.Theflowerexhibitionhasbeenopenforsevendays.Theflowerexhibitionhasbeenopen_.5.missGaohastaughtEnglishforabouttenyears._missGao_English?7.Tomhasmadethismodelplanesincelunchtime._Tom_thismodelplane?6.mybrotherhasbeentoBeijingtwice._yourbrother_toBeijing?8.HesneverbeentotheUnitedStates.HesneverbeentotheUnitedStates,_?