Unit5Whataretheshirtsmadeof？所街乡中心学校Period2SectionAbemadefrombemadeofbemadeinbemadebyReview复习:“由……制成的”指从成品中看不出原材料Paperismadefromwood.“由……制成的”指从成品中可以看出原材料Thebridgeismadeofstones.“在……制造的”in后接表示地点的名词ThecomputerismadeinChina.“由……制造的”by用来强调动作的执行者TheTVsetismadebytheworkersinthefactory.Exercise练习：1.Thepaperismadewoodandthedeskisalsomadewood.A.of;fromB.of;ofC.from;fromD.from;of2.SaltofteninQinghai.A.is;doneB.makes;/C.is;producesD.is;produced语态：A、主动语态：主语是动作的执行者。Iplaythebasketball.B、被动语态：主语是动作的承受者。Themodelplaneismadebyhim.被动语态句子的谓语基本结构：bedone（bysb)Myuncletakescareofmysister.Mysisteristakencareofbymyuncle.主语谓语宾语主语谓语宾语讨论回答问题：1、主动语态句子中的变为被动语态句子中的。2、主动语态句子中的变为被动语态句子中的。3、被动语态句子中谓语与主动语态句子中的谓语有什么不同？(主动语态)(被动语态)主语宾语宾语主语被动语态句子的谓语为被动语态：istakencareof(bedonebysb)Shewaterstheflowerseveryday.Theflowersarewateredbyhereveryday.主动语态变被动语态步骤：1、判断时态：思考这种时态下的被动语态结构2、宾变主：主动语态句子的宾语变成被动语态句子的主语3、谓动变被动：把谓语动词变成被动结构bedone4、主语放by后，主格变宾格注意：被动语态结构中的be动词时态由主动语态句子的时态决定，be动词的单复数由被动语态句子中的主语决定（也是主动语态句子中的宾语）exercises:1、Wecleantheclassroomeveryday.(改为被动句）Theclassroomeveryday.2、Theymakethebikesinthefactory.(变为被动句）Thebikestheminthefactory.3、WeusearecorderinourEnglishclass.（变为被动句）ArecorderinourEnglishclass.iscleanedbyusaremadebyisusedbyusexercises:把下列句子改为被动语态的句子：1、Thisshopusesthebestmaterialstomakedresses.2、Carelessdrivingcausesmanytrafficaccidents.3、Thepostmanbringslettersandpostcardstopeople’shomes.4、Ourfamilydoesnotusethissilverplateveryoften.Thebestmaterialsareusedtomakedressesbythisshop.Manytrafficaccidentsarecausedbycarelessdriving.Lettersandpostcardsarebroughttopeople’shomesbythepostman.Thissilverplateisn’tusedveryoftenbyourfamily.(veryoften也可以放在最后）被动语态句子的不同时态及肯定或否定意思都体现在be动词Thebikeis/isn’trepairedbymyfathertoday.Thebikewas/wasn’trepairedbymyfatheryesterday.Thebikewillbe/willnotberepairedbymyfathertomorrow.exercises:学法P62句型转换1、Hedidn’tcleanhisbedroomyesterday.(改为被动语态)Hisbedroomyesterday.2、Themantakesgoodcareofthehomelesschildren.(改为被动语态)Thehomelesschildrengoodcareofbytheman.3、Wereyoutoldtohaveapicnicbyher?(改为主动语态)sheyoutohaveapicnic?4、Whenwasthebikerepairedbyyourfather？(改为主动语态)Whenyourfatherthebike?wasn’tcleanedaretakenDidtelldidrepair
