宾语从句讲解课件.ppt

ObjectClauses*MainlyRevisionObjectClauses宾语从句教学任务复习宾语从句教学重点宾语从句的概念宾语从句的引导词宾语从句中的语序宾语从句的时态变化教学难点if与whether的区别宾语从句与简单句的互换问题一:什么是宾语?宾语表示及物动词的动作对象和介词所联系的对象,常由名词或相当与名词的词担任,置于及物动词或介词（动词词组）后。Ilikemyteacher.（名词作宾语）Iknowhim.（代词作宾语）HowishegettingalongwithhisEnglish?Ienjoyplayingbasketball.(动名词作宾语）Iaminterestedinplayingpiano.Idecidetostudyhard.（不定式作宾语）.问题二:什么是宾语从句?Weknowhim．WeknowhelikesEnglish.主s主s谓v谓v宾o宾o宾语从句就是由一个句子来构成主句的宾语主s谓v宾o简单句复合句试比较FindouttheObjectClausesDoyouknowwhoisthefirstChineseastronaut(宇航员)?Ourteachertoldusthattheearthgoesaroundthesun.Pleasetellmewhereshehasgone.Idon’tknowifhewillcometonight.Let’sfindoutwhat’sontonight.WeareproudofthatBeijingisoneofthebiggestcitiesintheworld.1连接词2时态呼应3陈述语序4thatif/whether特殊疑问词5连接词+主语+谓语+其他二、宾语从句三要素（that）+陈述句（that）+陈述句Hethinks,“Lucylikesschool.”Hethinks(that）Lucylikesschool.2.if/whether+一般疑问句改写的陈述句Heasked,“WasLucylateagain?”HeaskedifLucywaslateagain.3.特殊疑问词+特殊疑问句改写的陈述句子Heasksme,“WhenwillLucycome?”HeasksmewhenLucywillcome.that1当陈述句充当宾语时，由____连接2Thisisabook.-----IknowYoulikesinging.-----ShesaysHeworkedlastnight.---IknowTheywillgohome.---TellLucy3主句4练一练(2)DoesKategetupearly?Doyouknow?Doyouknowif/whetherKategetsupearly?(1)IsJimagoodstudent?Idon’tknow．Idon’tknowif/whetherJimisagoodstudent.２当一般疑问句充当宾语，由________连接if/whether练一练1.Ishereading?1）Wasshelateyesterday?2.DoesTomworkhard?2)DidyouwatchTV?3.Willtheyreadbooks?3)Canyousing?用以下开头与下列句子连成宾语从句:1.Doyouknow…2.Iwanttoknow…if/whether注意：只能用whether不用if的三种情况一般情况下，if和whether可以互换，但以下情况只能用whether：1.与ornot连用：HeaskedmewhetherornotIwascoming.2.在介词之后：Itdependsonwhetheritisgoingtorain.3.在不定式之前：We