专题复习之宾语从句1.Iknowhim.主语谓语宾语（简单句）主语谓语宾语从句连词从句主语从句谓语主句（复合句）2.Iknowwhoheis.一、宾语从句的概念从句在复合句中作宾语的名词性从句，通常放在主句谓语动词（及物动词）或介词之后。eg.WeknowMrGreenteachesEnglish.Sheaskediftheseanswerswereright.二、宾语从句三要素引导词（连接词）语序时态由从属连词that引导的宾语从句由连接代词who,whom,whose,which,what和连接副词where,how,why,when引导的宾语从句由从属连词whether,if引导的宾语从句（一）引导词123e.g.1.Ihear(that)_______________________.2.Hesaid(that)______________________.hewillbebackinanhourhemissedusverymuch1.由从属连词that引导的宾语从句注：that引导的从句，表示陈述一件事实，that在句中无任何意义，不充当句子成分，常省略。2.由从属连词whether,if引导的宾语从句1.Iwanttoknow______________________________________.2.Iwonder____________________________.if(whether)hewillgototheparkwithuswhether(if)hecancomeif/whether“是否”，说明对陈述的事物不明确或不清楚。常用在ask,wonder,can(could)youtellme表示疑问不确定意义的词之后；从句句意完整，不缺成分。Wediscussedwhetherweshouldclosetheshop.2.当与ornot连用，或or提出两种选择时:Idon’tknowwhetherhe’sfreeornot.Tellmewhetheryou’dliketogoshoppingortidytheroom.3.用在动词不定式之前时用whether不用if。Idon’tknowwhethertogothereatonce.4.为了强调宾语部分，也可把从句提在主句前。Whetherthisistrueornot，Ican'tsay.在引导主语从句、表语从句时如：⑴Whetheritistrueremainsaquestion.⑵Thequestioniswhetheritistrue.注意：只能用whether不能用if的情况1.在介词后面：I’mthinkingofwhetherweshouldgofishing.Practicetime选择if/whether。1.Iaskedher__________shehadabike.2.We’reworriedabout________heissafe.3.Iwonder___________heiswell.4.Idon’tknow________ornotheiswell.5.Idon’tknow_______togo.if/whetherwhetherwhether/ifwhetherwhether1.Doyouknow_________________________?2.Heasked_______________________________.whomtheyarewaitingforwhosespokenEnglishwasthebestintheclass由连接代词Who,whom,whose,which,what引导的宾语从句主句谓语动词，表示疑问不确定含义，要用疑问代词引导宾语从句，并在从句中担任句子成分，具有一定的意义，不可省略。连接副词where,how,why,when引导的宾语从句1.Doyouknow________________________?2.Pleasetellme_____________.3.Canyoutellme____________________?4.Couldyoutellme____________________?主句谓语动词，表示疑问不确定含义，要用疑问引导宾语从句，并在从句中担任句子成分(状语)，具有一定的意义，不可省略。whenwe’llhaveameetingwhereheishowIcangettothestationwhythetrainislate二、语序宾语从句的语序用陈述语序：连接词+主语+谓语+其他成分1.Whenwillhegotothelibrary?Hisbrotheraskswhenthelibrary.2.Whatdidhewanttobuy?Idon’tknowwhatbuy.主句+连接词+从句（主+谓+其他成分）即：助动词不能放在主语前面。hewillgotohewantedtoWhat’swrong?What’sthematter?What’shappening?Whoisoverthere？注：当从句的原句为以下句子以及what,who作主语时，语序不变：Doyouknowwhathappenedoverthere？做主语Iknowsheliveshere.Iknowshelivedherefiveyearsago.三、时态1.主句用现在时或将来时，从句可用任何时态，根据实际情况而定。2.如果主句是过去的时态（一般过去时，过去进行时），从句的时态一定要用相对应的过去的某种时态（一般过去时，过去进行时，过去将来时，过去完成时）SheaskedmeifIhadturnedoffthelight.Theysaidtheywereplayinggamesatthistimeyesterday.3.从句说明的是一般真理、客观事实、自然现象时，仍用一般现在时。•Dadtoldusthatitisbettertodothantosay.•Hetoldtheboythatthreeandthreeissix.•Hetoldmetheearthmovesaroundthesun.•Mr.Litoldmethesunrisesintheeast.注意：否定前移若主句（主语为第一人称时）谓语动词为think,guess，imagine，suppose,believe等其后的宾语从句若含有否定意义，一般要把否定词转移到主句谓语上，从句谓语用肯定式；其反意疑问句，疑问从句。Idon'tthinkthisdressfitsyouwell,doesit?我认为这件衣服不适合你穿,是吗？Idon'tthinkyouareright，areyou?我认为你是错的,是吗？Idon'tbelieveyouwillfinishtheworktoday，willyou?我认为你今天无法完成工作,是吗？1.Theradiosaysit_______cloudytomorrow.(be)2.Theheadmasterhopeseverything______well.(go)3.Ihearthey__________(return)italready.4.Hesaidthatthey_________membersofthePartysince1948.(be)5.Ourteachertoldusinclassthesun_______intheeast.(rise)6.Idon'tthinkhecanswim,___________?willbegoeshavereturnedhadbeenrisesPracticetimecanhe
