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1、Unit 6When was it invented?第三课时(Grammar Focus4c)单元同步语法精讲精练概念：表示过去发生的动作或存在的状态，主语是动作的承受者。句型结构：肯定句：主语was/werevt.(过去分词)其他否定句：主语was/werenotvt.(过去分词)其他一般疑问句：Was/Were主语vt.(过去分词)其他？肯定回答：Yes，主语was/were.否定回答：No，主语was/werenot.eg：Was he chosen to work for the village？他被选上为这个村庄工作了吗？Yes，he was./No，he wasnt.是的，他被选
2、上了。/不，他没被选上。特殊疑问句：特殊疑问词一般疑问句？eg：Who is looked after by the old teacher？谁在被那个老教师照料？【拓展归纳】不同时态的被动语态的结构形式时态结构一般现在时am/is/are及物动词的过去分词一般过去时was/were及物动词的过去分词一般将来时will/be going tobe及物动词的过去分词现在完成时has/havebeen及物动词的过去分词现在进行时am/is/arebeing及物动词的过去分词一、单项选择。1She _ to give a talk about how to save water yesterday.
3、(2015，长春)Ainvite BinvitedCis invitedDwas invited2Your scarf feels soft.Did you buy it in China?No，I bought it in France.But it _ in China.(2015，昆明)Ais making Bwas madeCmakes Dmade3These model cars _ in China in 2013.(2015，北京)Aare made Bwere madeCmake Dmade4Everybody _ deeply after they heard the sto
4、ry.(2015，河北)Amoves Bmoved Cis moved Dwas moved5Pukou Railway Station _ in 1911 and it has become a filming location for films and TV plays in recent years.(2015，南京)Abuild Bis built Cbuilt Dwas builtDBBDD二、按要求完成句子，每空一词。6We bought a piano last term.(改为被动语态)A piano by us last term.7Penicillin was disco
5、vered by Alexander Fleming.(改为一般疑问句) penicillin by Alexander Fleming?8The books were written by Mr. Li many years ago.(改为否定句)The books by Mr. Li many years ago.9Their homework was handed in yesterday(对画线部分提问) their homework in?10He lent me a bike.(改为被动语态)I a bike (by him)A bike me (by him)was bought
6、Wasdiscoveredwerent writtenWhen washandedwas lentwas lent to本课时其他知识点精讲精练一、根据句意及汉语提示完成单词。1There is nearly no food in our (冰箱)2In 2015 a(n) (地震) happened in Nepal and caused much damage.3The (饼干) taste very delicious.May I have some more?4No one left the classroom until the (铃声) rang.5There must be (某
7、人) who knew the truth.fridgeearthquakebiscuitsbellsomebody二、根据汉语意思完成下列句子。6我想知道谁把这个故事翻译成了中文。I wonder who this story Chinese.7他的发明被低价出售了。His invention was sold 8那个男孩突然哭起来，我都不知道为什么。The boy began crying and I didnt know why.9所有学生离开后，教室被锁上了。The classroom after all students left.10杰姆对乐器很感兴趣。Jim is interested in translatedintoat a low priceall of a suddenwas lockedmusical instruments
