高考英语语法总复习名词性从句ppt课件.pptx

名词性从句 一 名词性从句的种类名词性从句是起名词作用的从句 包括主语从句 宾语从句 表语从句 同位语从句 4 同位语从句 appositiveclause 分类 1 主语从句 subjectclause 2 表语从句 predicativeclause 3 宾语从句 objectclause 1 Englishisveryusefulforus 2 WeneedtomasterEnglishwell 3 ThesubjectIaminterestedinisEnglish 4 Hewanttolearnthelanguage English 请思考 连接副词 when why where how 在从句中作状语 引导词 从属连词 that if whether 只起连接作用 在从句中不充当任何成分 连接代词 who whom what which whose whoeverwhomever whatever whichever 在从句中担任成分 如主语 表语 宾语或定语等 二 引导名词性从句的连接词 1 主语从句Thathewillcometothepartyiscertain Whetherwe llgooutingdependsontheweather Whodidtheworkisunknown Whoeverleavestheclassroomshouldtellme Whentheywillcomehasn tbeenmadepublic that引导主语从句时 常用it作形式主语 常见句型有 it be 形容词 如 obvious true natural surprising good wonderful funny possible likely certain probable evident clear apparent等 that从句 Itisevidentthatlungcanceriscloselyrelatedtosmoking it be 名词 如 nowonder anhonour agoodthing apity nosurprise等 that从句 It sagreatpitythatit sprobablythelasttimethiswillhappen it be 过去分词 如 said reported thought estimated expected decided announced arranged recognized等 that从句 Itisknowntoallthatphysicalexercisescanimproveourphysicalandmentalhealth 类似句型还有 Itcannotbedeniedthat Itmustbeadmittedthat it 动词 如 seem appear happen occurtosb makenodifference等 that从句 Itsuddenlyoccurredtohimthathehadlefthiskeysintheoffice that引导主语从句 置于句首时 that不能省略 Thatweareinvitedtoaconcertthiseveningisgoodnewstous 注意 宾语从句通常放在主句谓语动词 介词 形容词后Hesuggestedthatwe should makeatriptoHongKongnextyear Iwonderwhetheritistrueornot Oursuccessdependsonhowwellwecancooperatewitheachother Iwassurprisedatwhathesaid Heisconfident that hewilwin 2 宾语从句 如果宾语从句后面还有补语 需用it作形式宾语 HemadeitclearthatthetaskshouldbecompletedbySunday 1 在口语或非正式问题中 引导宾语从句的that常省略 但在下面情况下 that一般不省略 1 当一个句子有两个或多个并列的宾语从句时 除第一个从句的that外 都不可省略 Hetoldme that thepowerwouldbecutoffandthatIshouldgetout 2 形式宾语it后的that及介词后面的that不能省略 2 如果主句主语是第一人称 谓语动词是think consider believe suppose expect fancy guess imagine等 后面的宾语从句含有否定意义 否定转移 Idon tthinkthisdressfitsyouwell 我认为这件衣服不适合你 注意 表语从句通常位于系动词be look remain seem等之后Thereasonforhisabsencewasthathewasillinhospital Thatiswhysheissohappy Thatiswhereyouaremistaken 注 because as asif也可以引导表语从句 Thingsarenotastheyseemtobe 事情并不像表面上看起来的那样 Ithinkitisbecauseyouaretoonervous Itseemsasifitisgoingtorain 3 表语从句 Thereason why isthat ThereasonwhyIgotwetthroughisthatIhadnoumbrella That swhy Ihadnoumbrella That swhyIgotwetthrough It Thatisbecause Igotwetthrough ThatisbecauseIhadnoumbrella 考点 对名词进行 解释说明 的从句 可以跟同位语从句的名词常为news idea fact promise question doubt thought hope message suggestion word 消息 order fear proof belief advice demand truth wish等 最常见的是that引导的同位语从句 Wordcamethatthemayorwilldelieveraspeechinourschool Thereisnodoubtthatheisguilty Ihavenoideawhereweshouldgo 4 同位语从句 三 whoever whatever whichever wherever whenever however的用法它们的作用等同于who what which where when how 但语气加强了 这类词引导名词性从句时 不能用nomatter who what 代替 1 引导主语从句 Whoeverdidthisjobmustberewarded 2 引导宾语从句 充当直接宾语 I llgiveyouhowevermuchmoneyyouneed 3 引导宾语从句 充当间接宾语 Shewillgivewhoeverneedshelpahand 1 名词性从句必须使用陈述句语序 不能用疑问句 Howcanwedevelopourreadingskills Thatisaquestion Thequestionishowwecandevelopourreasingskills 四 名词性从句的注意事项 2 连接词whether if 是否 的用法两者都可引导宾语从句 常可互换使用 但以下情况不能互换 1 if只用于引导宾语从句和不放在句首的主语从句 whether皆可2 用if会引起误解 就要用whether Pleaseletmeknowwhetheryouwanttogo 此句如果把whether改成if 可作条件状语从句 因而产生歧义 3 宾语从句中的whether与ornot直接连用 就不能换成if Idon tknowwhetherornotthereportistrue 4 介词后的宾语从句要用whether引导 whether可与不定式连用 也可引导主语从句 表语从句 同位语从句 还可引导让步状语从句 Whetheryoucanmakeprogressinyourstudydependsonwhetheryoutryyourbest Idon tknowwhethertolaughortocry 5 某些动词 如discuss后面只接whether 3 that what引导的名词性从句的区别 1 表示 的东西或事情 所 的 eg They vedonewhattheycandotohelpher 他们已经尽力帮助了她 2 表示 的人或的样子 Heisnolongerwhathewas 他已经不是以前的那个样子 WhohasmadeFredwhatheisnow 3 表示 的数量或数目 Ourincomenowisdoublewhatitwastenyearsago 我们现在的收入是10年前的两倍 what的用法归纳 4 表示 的时间 Afterwhatseemedlikehourshecameoutwithabittersmile 似乎过了几个小时他才苦笑着出来 5 表示 的地方 相当于theplacethatThisiswhattheycallSaltLakeCity 这就是他们称为盐湖城的地方 In1492 ColumbusreachedwhatisnowcalledAmerica 归纳总结 当名词性从句缺少主语 宾语 表语 而缺少的这个词不是指具体的人时 要首先考虑what 用that what填空 1 hewantsisabook 2 hewantstogothereisobvious 3 Theresultis wewonthegame 4 Thisis wewanttoknow 5 Is hetoldustrue 6 Weshouldpayattentionto theteacherissaying 7 Ihavenodoubt hewillcome 8 Ihavenoidea hedidthatafternoon What That that what what what that what 用适当的连接词填空1 thedelayedflightwilltakeoffdependsmuchontheweather 2 Ithink impressesmeabouthispaintingisthecoloursheuses 3 Exactly thepotatowasintroducedintoEuropeisuncertain butitwasprobablyaround1565 4 Somepeoplebelieve hashappenedbeforeorishappeningnowwillrepeatitselfinthefuture 5 Pickyourselfup Courageisdoing you reafraidtodo 6 Itisdifficultforustoimagine lifewaslikeforslavesintheancientworld 7 Thebestmomentforthefootballstarwas hescoredthewinninggoal 8 Grandmapointedtothehospitalandsaid That s Iwasborn 9 AsJohnLennononcesaid lifeis happenstoyouwhileyouarebusymakingotherplans 10 Everytimeyoueatasweet drinkgreentea Thisis mymotherusedtotellme 11 Ithink it sourdutytohelpparentsdosomehousework 12 Itookpridein Ihaddoneintheabsenceofmyfather 13 Iamwondering youcanpickhimupattheairport 14 Thisis Iamthinkingaboutthepicture 15 Iknow itis Idon tspendmuchtimememorizingthemafterclass 16 Iamwondering youcanhelpmesellsome 17 Bytheway doyouknow theystandfor 18 Isincerelyhope youwillgivemeachanceandpleasebelievethatIwillbeagoodvicepresident 19 Personallyspeaking Idon tthink theseparentsdoishelpfultotheirchildren 20 It sreported about30volunteerswhoareatleast18yearsoldwillbechosenfromallovertheworldtotheMarsbytheyearof2015 21 Iwouldappreciateit youcouldselltheknotsfor10dollarseach 22 It sourdesire youshouldprovidesomemoneytofundourprogram aswellasofferussomepracticalsuggestions 答案1 When2 what3 when4 whatever5 what6 what7 when8 where9 what10 what11 that12 what13 whether14 how15 that because16 whether17 what18 that19 what20 that21 if22 that 语篇填空 用适当的名词性从句连接词完成下列短文 Iamgoingtotellyouanunbelievablethingthathappenedinmyrestauranttoday Thisafternoonapoorly dressedgentlemancameintomyrestaurant Nobodyknew1 hew