学人教版选修8Unit1A Land of Diversity Period4 Grammar Noun Clauses 课件（31张）.ppt

2018学年度人教版选修8 unit1alandofdiversity period4grammar nounclauses whatiwanttodoistogohomeimmediately isaidthatiwanttogohomeimmediately myhopeisthatiwanttohomeimmediately thefactthattheearthgoesaroundthesunisacceptablenow 1 基本结构 引导词 从句 陈述句语序 相当于一个名词成分 在句中作主语 宾语 表语 2 如何确定引导词 主语从句 宾语从句 表语从句 引导词 同位语从句 连词 that whether if连接代词 which what who whom whatever whoever等连接副词 when where why how连接 形容词 which whose what noun 充当引导词 主语从句 宾语从句 连词 that whether if连接代词 which what who whom 连接副词 when where why how连接 形容词 which whose what noun 充当引导词 that引导宾语从句时 可以省略 表语从句 连词 that whether asif asthough连接代词 which what who whom连接副词 when where why how 同位语从句 一般放在抽象性名词fact news idea thought truth demand proposal suggestion等词之后 以具体说明这些名词的含义 一般用that引导 不可以省略 3 主语从句的注意事项 that作引导词时只起连接作用 本身无意义 也不充当句子成分 但是不能省略 what与whatever的区别 ever表增强语气 无论 whathesaidistrue whateverhesaidistrue 3 用it作形式主语时 主语从句作真实的主语 e g itisknownthatthecompasswasinventedbythechinese itissaidthathehasgotmarried doesitmattermuchthathewillnotcome howstrangeisitthattheboyaresoquite 4 宾语从句的注意事项 1 关于that的省略 that作引导词时只起连接作用 本身无意义 也不充当句子成分 在口语或非正式文件中可以省略 当谓语动词后出现多个并列的宾语从句并列时 往往只有第一个that可以省略 iforgotthatmyresearchpaperwasdueontuesdayandthatmyteacherhadsaidthathewouldnotacceptlatepapers xieleitoldmethatshefeelsmuchmoreathomenowandthatthingsthathadseemedverystrangeatthebeginningnowappearquitenormal 2 只用whether而不用if的情况 当宾语是不定式时 idon tknowwhethertogoortostay 当跟有ornot时 当宾语是介词引导的从句时 italldependsonwhetheryouhaveenoughtime 为了强调 将宾语从句放在句首时 whetheryouarerightornot idon tknowyet 3 用it作形式宾语时 通常将宾语从句移至补语的后面 即 主 谓 it 宾语的补语 宾语从句 shemadeitarulethatshegotearlyeverymorning shemadeitclearthatitwasnotherfault 3 宾语从句的否定前移 idon tthinkyouareright 相对应的反意疑问句 4 suggest advise order command insist require request等动词常接含虚拟语气的宾语从句 should v原 5 动词wish后的宾语从句也用虚拟语气 iwishiwereabird iwishthatihadmethimyesterday 5 表语从句的注意事项 if一般不用于引导表语从句 如主句的主语是名词idea advice suggestion order proposal等词时 表语从句的谓语动词要用虚拟语气 e g myideaisthatweshouldsticktoourplan 3 that作引导词时只起连接作用 本身无意义 也不充当句子成分 但是不能省略 6 同位语从句的注意事项 1 抽象性名词demand proposal suggestion等词后的同位语从句的谓语动词的结构为 should 动词原形 should可以省略 2 与定语从句的区别 同位语的作用是阐明先行词的具体内容 定语从句则是作定语修饰限制先行词 同位语从句的引导词与先行词在意义上没有关系 而定语从句的引导词包括关系代词或副词 在意义上等于先行词 that引导的同位语从句时 在从句中不充当句子成分 而that引导定语从句时在句子中充当成分 exercises acomputercanonlydo youhaveinstructedittodo a howb afterc whatd when idrovetozhuhaifortheairshowlastweek isthat youhadafewdaysoff a whyb whenc whatd where c a 3 ihate whenpeopletalkwiththeirmouthsfull a itb thatc thesed them4 itisprettywellunderstood controlstheflowofcarbondioxideinandouttheatmospheretoday a thatb whenc whatd how a c 5 ithinkit sgoingtobeabigproblem yes itcouldbe iwonder wedoaboutit a ifb howc whatd that6 youshouldmakeitaruletoleavethings youcanfindthemoften a whenb wherec thend there c b 7 youaresayingthateveryoneshouldbeequal andthisis idisagree a whyb wherec whatd how8 ilike intheautumnwhentheweatherisclearandbright a thisb thatc itd one b c 9 theroadiscoveredwithsnow ican tunderstand theyinsistongoingbymotor bike a whyb whetherc whend how10 wecan tfigureout quiteanumberofinsects birds andanimalsaredyingout a thatb asc whyd when a c 11 afteryangliweisucceededcirclingtheearth ourastronautstodoiswalkinspace a whereb whatc thatd how12 astorygoes elizabethiofenglandlikednothingmorethanbeingsurroundedbycleverandqualifiednoblemenatcourt a whenb wherec whatd that b d hehasgivenusasuggestion weshouldbuyacottageinthecountry withthemoneywehavesaved a whenb wherec whatd thatafterfivehours drive theyreached theythoughtwastheplacethey dbeendreamingof a thatb wherec whichd what d d 3 itisnolongeraquestionnow mancanlandonthemoon a thatb whichc whetherd what4 sheispleasedwith youhavegivenhimandallthatyouhavetoldhim a thatb whatc whyd which a b 5 fathermadeapromise ipassedtheexam hewouldbuymeabicycle a thatb ifc whetherd thatif6 surprisedmemostwasthatshedidn tevenknow thedifferencebetweenthetwolies a what whereb what whatc that whered that what d a 7 sometimesweareasked wethinkthelikelyresultofanactionwillbe a thatb whatc whichd whether8 nobodyknows hementione