第三课时Seciion4(CrammarFocus-4c)单元语法精讲精练一语法精讲被动语态一一一般过去时的被动语态一、一般过去时的被动语态结构1.构成:主语+was/were+及物动词过去分词。2.各种句式:肯定句:主语+was/were+及物动词过去分词+(by.)。eg:Theclassroom“wascleanedby_meyesterdayafternoon.否定旬:主语+was/were+not+及物动词过去分词国(by.。贝i,eg:Hewasntsenttothecitylastmonth.一般疑问句:Was/Were+主语+及物动词过去分词+(by.)?回答用:Yes,主语+was/were;No,主语+wasnit/werenrtoeg:一Wasyourhomeworkfinishedlastweekend7一Yes,itwas./No,itwasnt.特殊疑闰句:(1)当疑问副词/代词不作主语时:疑问词+was/were+主语+过去分词+(by.)?eg:Wherewasthecarparked?(2)当疑问代词作主语时:疑问代词+was/were+过去分词+(by.)?eg:Whowastakentothe0伸ce?二、使用被动语态应注意的几个问题1.不及物动词无被动语态。2.有些动词用主动形式表示被动意义。3.感官动词或使役动词使用省略to的动词不定式,主动语态中不带to,但变成被动语态时,必须加上to。eg:Tsawthemplaybasketballyesterday.=Theywereseentoplaybasketballbymeye醚e】dy湟/语法精练一、根据句意,填入括号中所给单词的正确形式。工.Themotherdiscoveredthatherdaughterhadamusi-cal“Cmusic)talent.2.一Look1Somebody(anybody)hascleanedtheoffice.一Well,itwasntme.Ijustcamebacktogetmykeys:.3.Donitforgettolock(lock)thedoorwhenyouleave4thehouse,orthethief(小偷)maygetin.4.Therearetwofridges“(fridge)intheroom.Theyareverybig-5.Shethankedmeforthepaperandgavemeabagofbiscuits“(biscuit)shehadmadebyherself.二、句子改错。增加词时,在缺词处加A,并在其下面写出增加的词;删除词时,用划掉多余的词;修改词时,在错的词下画线,并在该词下面写出修改的词。1Mr.CreenAinvitedtosinganEnglishsongattheMW3SpPartyandhesangwelL.2.Theyhavecollectedmorethan14,000bookssincethelibraryisbuiltlastmonth.W一3.Aboutthirty-eightpeopleAkilledinManilaCasinoWereHotelattackonJune2nd.4.Thispicturewasdrewbymycousinlastyear.【_aw5.ElevenChinesefilms“showed“duringthe7thChinesewereshownFil】nFesiValinFlancelaSlImonth.三、根据汉语意思完成句子。1.突然,球迷们变得沉默了。Allofasudden_,thefansbecamesilent.2.人们认为教育很重要。Itisbelievedthat_educationisveryimportant.3.我想知道是谁把这个故事翻译成了中文。1w0nderWh()I乏_!】卜;_at(_h()StoryintoChiesP4.他的发明以一个极低的价格被出售了。HisinventionWaSs(】l(_ataVETy【】wprice5.二胡是有名的中国乐器。Brhuisawell-knownChinesemusicalinstrument.