【课件】Unit5Discovering+Useful+Structures课件人教版（2019）必修第一册.pptx

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1、1B1U5LanguagesaroundtheworldDiscoveringUsefulStructuresTomakemoresentencesStep1.LeadinItwasatimewhenpeopleweredividedgeographically.WhatdoyouknowaboutthewrittenChinese?EmperorQinshihuangunitedthesevenmajorstatesintooneunifiedcountrywheretheChinesewritingsystembegantodevelopinonedirection.Thereareman

2、yreasonswhypeoplelearnaforeignlanguage.WhatdoyouknowaboutthewrittenChinese?ThesewereanimalbonesandshellsonwhichsymbolswerecarvedbyancientChinesepeople.LeaningObjectives1.To speak out how to use when,where,why based on the givensentences.2.Tomakemoresentenceswithwhen,where,whytostrenthenyourunderstan

3、ding.3.Toapplyyouhavelearnedintodifferentsituations.找出定语从句、关系词及关系词在从句中的充当的句子成分。1.It was a time when people were divided geographically.2.Emperor Qinshihuang united the seven major states into one unified country where the Chinese writing system began to develop in one direction.3.There are many reas

4、ons why people learn a foreign language.4.These were animal bones and shells on which symbols were carved by ancient Chinese people.状语状语状语状语Step2.ExplorationWhat can you find?关系副词用法 when where why指指时间时间，在定语从句中可以充当，在定语从句中可以充当状语状语指指地点地点，在定语从句中作，在定语从句中作状语状语指指原因原因，在定语从句中作，在定语从句中作状语状语注注意意：一一些些表表示示抽抽象象地地点

5、点的的名名词词，如如point，case，position，condition，situation等等用用where引导引导Fillintheblankswithwhen,where,why.1.Icannotforgettheday_IfirstvisitedtheGreatwall.2.Thisisthehouse_theylivedintheirchildhood.3.Thereason_Iadmirehimisthatheoftenworkshard.4.Today,welldiscussanumberofcases_beginnersofEnglishfailtousethelang

6、uageproperly.when where whywhereFillintheblankswithwhen,where,why.1.Istillremembertheday_Ibecameavolunteer.2.Thisisthepalace_wevisitedyesterday.3.Thisisthepalace_wepaidavisityesterday.4.Thatisthereason_Ididthejob.whenthat/whichwherewhyCombine these sentences with when,where,why.1Ill never forget the

7、 days.We studied together then._2.Give me one good reason.I should help you for the reason._3She is going to live in China.She has some close friends in China._She is going to live in China where she has some close friends.Ill never forget the days when we studied together.Give me one good reason wh

8、y I should help you.1.Itwasatimeatwhich(when)peopleweredividedgeographically.2.Therearemanyreasonsforwhich(why)peoplelearnaforeignlanguage.3.Thesewereanimalbonesandshellsonwhich(where)symbolswerecarvedbyancientChinesepeople.4.YesterdaywevisitedtheWestLakeforwhich(where)Hangzhouisfamous.介词介词+which介词介

9、词+which=when/where for+which=whyWhat can you find?Selectionofprepositions(1)YesterdaywevisitedtheWestLakeforwhichHangzhouisfamous.(2)Heisthestudentfromwhomweshouldlearn.2.Sentencemeaning(1)Doyourememberthedaysonwhichwechattedwitheachotherallnight?(2)Canyourecognizethehouseinwhichyouusedtolivewithyou

10、rparents?on the day be famous for learn from in the house介词介词+which/whom1.Thisisthecamerawithwhichheoftentakesphotos.2.Theoldwomanwithwhomyoutalkedjustnowisafamousartist.如果指如果指“人人”，用，用“介词介词whom”如果指如果指“物物”，用，用“介词介词which”What can you find?1.Iwillneverforgettheday_whichIjoinedthearmy.2.Doyoulikethesing

11、erabout_sheoftentalks.3.Themoment_whichImadethedecisionisexciting.4.Haveyoufoundthebookfrom_welearntalot?5.Doyouknowthereason_whichhelostthejob?onwhomatwhichforStep3.PracticeCompleteeachsentencewiththat,which,who,whose,whom,or“/.ThentranslatethesentencesintoChinese.1.Herearesomeofthepeople_homeswere

12、destroyedbythetyphoon.2.Theterribleshakingofthebuildingwokeupallthepeople_wereasleep.3.Thenextday,peopleputupsheltersintheopenairusinganything_theycouldfind.4.Severaldayslater,mostofthebuildings_hadbeendamagedbythehurricanewererepaired.5.Theinjuredboy_motherwaslostinthedisasterwastakentothehospital.

13、6.Thewomanwroteathank-youlettertothesoldierby_shewasrescued.7.Isthistheyoungboy_savedseveralotherstudentstrappedunderbuildings?whosethat/whothatthatwhosewhomthat/whoFillingintheblanks.1Wevisitedthehouse_thefamousscientistoncelived.2Thephotoremindedmeofthedays_IplayedhideandseekwithmybrotherandIstaye

14、dforsixyears.3Itwasaperiod_theyhaddiscussionveryfrequently.4Theproblemhascometoapoint_everyonehasdifferentopinionsanditisdifficulttoreachanagreement.wherewhenwhenwhere6Oneofthereasons_hewasrefusedintheinterviewwasthathisspokenEnglishwasterrible.7Illneverforgetthetime_wespenttogetherinthevolunteerorganization.8Illneverforgettheday_Ijoinedtherobotclub.9MissSmithisanexcellentteacher_whomIhavelearnedalot.10Theyhavetwochildren,bothof_workinlargecompanies.whythat/whichwhenfromwhomWork in pairs.Ask and answer the questions.ThankYou