初中语法专题:宾语从句(课件)制作者:王天武单位:湖南省永州五中初中语法专题:宾语从句【概念】宾语从句是一种名词性从句,在句中作及物动词的宾语,或介词的宾语,或形容词的宾语。【考点扫描】初中主要考查以下几个方面:1.宾语从句的引导词选择;2.宾语从句的语序;3.宾语从句的时态。知识点一:宾语从句的类型和引导词的选用:根据宾语从句引导词的选用类型不同,宾语从句分为三类:类型一:由that引导的宾语从句。类型二:由疑问词(如who)引导的宾语从句。类型三:由whether或if(“是否”)引导的宾语从句。类型之一:由that引导的宾语从句。that只起引导作用,没有具体含义,在口语和非正式文体中可以省略。例如:1,Hesaid(that)hewantedtostayathome.2,Shedoesn’tknow(that)sheisseriouslyill.类型之二:由连接代词who,whom,whose,what,which和连接副词when,where,why,how引导的宾语从句。这些词都充当成分,有具体含义。例如:1)Doyouknowwhomtheyarewaitingfor?2)Ican’tunderstandwhatyousaid.类型之三:由whether或if引导的宾语从句。含义都是“是否”的意思。它们只起引导作用,不充当成分。例如:1)Iwanttoknowifhelivesthere.2)HeaskedmewhetherIcouldhelphim.补充:引导词whether和if的用法区别。在正式文体中,下列情况不用if,而要用whether来表示“是否”:后有ornot;2).后紧跟不定式;练习题:1.Doyouknow____hehascomebackornot?A.ifB.weatherC.whetherD.how2.Theyhavenotdecided____tobuythehouse.A.ifB.weatherC.whatD.whether.知识点二.宾语从句的语序引导词+主谓不倒装结构(即:从句中的主语在前,谓语动词在后)。例如:1)CanyoutellmehowIcangettozoo?2)PleasetellmewhereTomlives.语序随堂练习题1.Iwanttoknow____thedayaftertomorrow.A.whatwillhedoB.whathewilldoC.hewilldowhatD.whatdoeshedo2.Couldyoupleasetellme_____?A.wheredoyouliveB.howoldareyouC.whatdoesTomdoD.whenKatecamehere语序随堂练习题(参考答案)1.Iwanttoknow_B__thedayaftertomorrow.A.whatwillhedoB.whathewilldoC.hewilldowhatD.whatdoeshedo2.Couldyoupleasetellme__D___?A.wheredoyouliveB.howoldareyouC.whatdoesTomdoD.whenKatecamehere知识点三.宾语从句的时态时态考点一:如果主句的时态是一般现在时,宾语从句根据动词发生的情况确定用什么时态(但不能用过去将来时和过去完成时)。如:1.Ithink(that)Jimiscleaninghisroomnow.2.IthinkTomwashereyesterday.3.Iwanttoknowifwewillvisittheparktomorrow.时态考点二:如果主句的时态是一般过去时,宾语从句只能用相应的过去时态(一般过去时,过去进行时,过去将来时,过去完成时)。例如:1.Heaskedwhattimeitwas.2.Hetoldmethathewaspreparingfortheexam.3.HeaskedifyouhadwrittentoPeter.4.HesaidthathewouldgobacktotheU.S.soon.时态考点三:如果宾语从句所陈述的是客观真理,宾语从句的时态常用一般现在时。如:1.OurteachersaidthatJanuaryisthefirstmonthoftheyear.2.Mr.Litoldmeyesterdaythattheearthturnsaroundthesun.时态考点四:以would,could为句首的疑问句是一种礼貌的用法,并不是表过去时态,则宾语从句可以用现在有关时态。例如:CouldyoutellmewhereTomlives?你能告诉我Tom住在哪里吗?随堂练习:1,Canyoutellme______?A,howoldareyouB,howoldyouare2,Idon’tknow_____.A.wheredoesJackliveB.whereJacklives3,Hesaidthathe____thepark.A,willvisitB,wouldvisit知识点四、“翻译题”解题技巧:宾语从句疑问词+todo结构(即不定式复合结构)解题技巧分析:空格多,往往用宾语从句(注意时态);空格少,用不定式复合结构的可能性大。你能告诉我怎样解答(workout)这道数学题吗?1)Canyoutellme_______________________outthismathsproblem?2)Canyoutellme__________________outthismathsproblem?随堂练习:翻译填空:我不知道哪里能买到这种书。1.Idon’tknow____________________thiskindofbook.2.Idon’tknow________________thiskindofbook.参考答案随堂练习:翻译填空:我不知道哪...