北师大版高中英语选修7课件： Unit19 Lesson 1Grammar.ppt

unit19 unit19language grammar itwaspredictedasearlyasthe1700sthatenglishwouldonedaybethegloballanguage thechancesthatwewillallhavetheopportunitytoliveinanenglish speakingcountryaresmall nounclauses whatthismeansisthattheymakesurethereisanadequateamountofinputinenglish expertssaythatjust15minutesofextra curriculastudyadaycanreallyaccelerateforeignlanguagelearning thefirstoneisasubjectclause 主语从句 thesecondoneisanappositiveclause 同位语从句 thethirdoneisapredicativeclause 表语从句 thefourthoneisanobjectclause 宾语从句 名词性从句名词性从句包括 主语从句 宾语从句 表语从句 同位语从句 多由连词that wh 疑问词或由whatever等关系代词引导 其中同位语从句最常见 主语从句在句子中充当主语 句子的谓语动词用第三人称单数 whyherefusedtoworkwithyouisstillamystery whoevercomesiswelcome thatheisstillaliveissurprising whowillwinthematchisstillunknown 主语从句 whathewantstotellusisnotclear wherethepartywillbeheldhasnotyetbeenannounced whoeverbreakstheruleswillbepunished thathebecamealawyermayhavebeenduetohismother sinfluence itisnottruethathehasmovedtonewyork 主语从句前的that不能省略 仅起连接作用 有时为了保持句子平衡 that从句后置 而由it作形式主语 其他类似句型还有 it be important necessary obvious that从句it be reported believed thought hasbeendecided that从句it be apity ashame afact asurprise commonknowledge that从句it happens occurs seems appears that从句 宾语从句在句子中充当宾语 从句用陈述句语序 一般放在及物动词或介词之后 e g idon tknowwherethesoundcamefrom don tbesatisfiedwithwhatyouhaveachieved 宾语从句 hehastoldme that hewillgotoshanghaitomorrow hetoldme that hewasillandthathecouldn tcome command order suggest advise insist desire demand beg require request等动词如果后面加上宾语从句的话 从句谓语部分必须用shoulddo e g iinsistthatshe should doherworkalone thecommanderorderedthattroops should setoffatonce it 从句介词 it 从句it adj 从句it 介词短语 从句it n 从句it 过去分词 从句 it形式宾语 主语 谓语 e g ihateitwhenpeoplespeakwiththeirmouthsfull i llseeto 保证 itthateverythingisreadyintime hemadeitclearthathewouldleaveofficesoon wemustbearitinmindthatwearechinese wethoughtitapitythathefailedagain ihearditsaidthathehadgonehome 当从句放在系动词be look remain seem等后即构成表语从句 其基本结构为 主语 系动词 that从句 e g thetroubleisthatihavelosthisaddress itseemedthatthenightwouldneverend 表语从句 thefactisthatwehavelostthegame that sjustwhatiwant thisiswhereourproblemlies thatiswhyhedidn tcometothemeeting itlooksasifitisgoingtorain 同位语从句是对与之同位的名词中心词作进一步解释 能接同位语从句的常见名词有 idea fact news belief hope evidence opinion problem truth answer proposal theory decision discovery problem thought understanding等 同位语从句 e g thenewsthatwewonthegameisexciting ihavenoideawhenhewillcomebackhome wordcametohimthatmaryhadprobablyfallenill theyareinvestigatingthequestionwhetherthemanistrustworthy thefactthatwetalkedaboutisveryimportant 定语从句 thefactthathesucceededintheexperimentpleasedeverybody 同位语从句 whether与if在名词性从句中的用法区别 if一般只用于引导宾语从句 而whether可引导包括宾语从句在内的其他名词性从句 连词whether引导主语从句 表语从句时不能用if来替换 e g whetherhewillattendthemeetingisuncertain thequestioniswhetherhewillcome 宾语从句中 whether常与ornot搭配 可以说whetherornot 而不说ifornot e g idon tcarewhetherornotshewillattendthemeeting whether可用在介词后 或带to不定式前 if则不可 e g shedoesn tknowwhethertogetmarriednoworwait ihaven tsettledthequestionofwhetheri llgobackhome 某些动词后面 如discuss 只能用whether 不用if e g wediscussedwhetherweshouldgoonclimbing completethesentencesincolumnawiththemostsuitableendingsincolumnb a1 itwasreportedinthenewsthat2 themanualforthenewmobilephoneinformsus3 thebeliefofdoctorsthat 4 theannouncementfromthecompanythat5 thesuggestionthat6 itwasdiscoveredthat7 hisideaisthat ba studentsshouldstudy15hoursadayledtoadebate b thetheftfromthemuseumhappenedamonthago c anewfactorywastobebuiltnearbybroughtimmediatehopetothearea d thelessyousmokethebetteryourhealthwillbeisobvious e weshouldbuymorecomputerstosavetime f therewasastorminhawaiilastnight g whatweshoulddoincaseitdoesnotwork 1f 2g 3d 4c 5a 6b 7e rewritethefollowingsentencesusingnounclauses example1itisamazingthatpeoplecanmakevideoswiththeirmobilephonesby2015 1 peoplecanmakevideoswiththeirmobilephonesby2015 itisamazingthatpeoplecanmakevideoswiththeirmobilephonesby2015 2 mosthumanbeingswillliveuntiltheyare200bythe25thcentury itispredictedthatmosthumanbeingswillliveuntiltheyare200bythe25thcentury 3 personalcomputerswilldisappearby2020 theideathatpersonalcomputerswilldisappearby2020soundsunbelievabletomanypeople 4 satelliteswillbedestroyedbythesuninthenextfiveyears nobodycanprovethatsatelliteswillbedestroyedbythesuninthenextfiveyears 5 aliensfromfourdifferentplanetswillarriveonearthinthenext20years itistotallynonsensethataliensfromfourdifferentplanetswillarriveonearthinthenext20years 6 wewon tusemoneytobuyfoodinthefuture manypeoplebelievethatwewon tusemoneytobuyfoodinthefuture workinpairs imaginehowtechnologywillbeabletohelplanguagelearninginthefuture languageinuse exampleithasbeenpredictedthatmobilephoneswillprovideenglishlearningprogramsby2030 computercompanieshavetoldusthatrobotswillreplacehumanteachers theideathattheinternetwillhavetaughtenglishtoeveryoneintheworldby2050isamazing 1 itnowappears theyareinneedofhelp a thatb whichc whatd how2 itisgoodnews theywillarriveinafewdays a whichb whatc thatd how exercises 3 it joedrivesbadly a thoughtthatb thinksthatc isthoughtthatd isthoughtthat4 myadviceisthathe regularhouse a keepb wouldkeepc keepsd kept 5 knowsthetruthwilltellyouaboutit a whothatb whoeverc whomthatd thatwho6 thisis shewasborn a whereb whichc thatd what 7 thequestionis wecan tgotheretoday a thatb whatc whichd when8 thequestionis itisworthdoing a ifb whetherc whichd what 9 thereasonis hehasneverwastedhistime a becauseb whyc thatd what10 hisproposalisthatthedam atthefootofthemountain a buildb willbuildc bebuiltd willbebuilt 1 weshouldrespectfoodandthinkaboutthepeoplewhodon thave wehavehereandtreatfoodnicely a thatb whichc whatd whether答案 c考点 宾语从句解析 空格在句中充当宾语 高考链接 2 cindyshutthedoorheavilyandburstintotears nooneintheofficeknew shewassoangry a whereb whetherc thatd why答案 d考点 考查名词性从句解析 该空引导宾语从句 根据句意 办公室中没人知道她为什么如此生气 可判断选d项 3 asanewstudent hedoesn tknow ittakestostartabusinesshere a howb whatc