人教版九年级全册《英语》Unit 2宾语从句专项讲解 ppt课件.ppt

1、Unit 2 I think that mooncakes are delicious.We know him We know he likes English.主主s s主主s s谓谓v v谓谓v v宾宾o o宾宾o o宾语从句就是由一个句子来构成主句的宾语宾语从句就是由一个句子来构成主句的宾语 主主s s谓谓v v宾宾o o简单句简单句复合句复合句 一一 什么什么 是宾语从句？是宾语从句？试比较宾语从句的概念宾语从句的概念 在句子中起宾语作用的从句叫做宾语从句。在句子中起宾语作用的从句叫做宾语从句。We know Mr Green teaches English.She asked if

2、these answers were right.二、宾语从句三要素：二、宾语从句三要素：连连 接接 词词时时 态态语语 序序宾语从句连接词宾语从句连接词:1.陈述句2.一般疑问句3.特殊疑问句that(可省略可省略)if/whether（是否）（是否）原有的连接代词原有的连接代词和连接副词和连接副词即即 who,whom,whose,which，what，where,how,why,when1.I hear(that)_.（一小时后他会回来）（一小时后他会回来）2.He said(that)_.（他非常想念我们）（他非常想念我们）3.The teacher told us(that)_ _.

3、（地球围着太阳转）（地球围着太阳转）he will be back in an hour he missed us very much the earth goes由由that引导的宾语从句引导的宾语从句注：注：that 在句中无词汇意义，在从句中不充在句中无词汇意义，在从句中不充当成分，在口语当中往往省略。当成分，在口语当中往往省略。around the sun注意：当从句是客观真理的时候，无论主句什么注意：当从句是客观真理的时候，无论主句什么时态，从句一律用一般现在时时态，从句一律用一般现在时.Well have exams next Friday.Using sayI can help

4、him.The teacher says(that)well have exams next Friday.The girl says(that)she can help him.v1.April is the hottest month of the year.v (I believe)vI believe(that)April is the hottest month of the year.v2.It was a little crowded.v(I guess)v I guess(that)it was a little crowded.v3.The races were not th

5、at interesting to watch.v (Bill thinks)vBill thinks(that)the races were not that interesting to watch.v4.The Water Festival is really fun.v(I know)v I know(that)the Water Festival is really fun.由从属连词由从属连词whether,if 引导的宾语从句引导的宾语从句I want to know _ _.2.She asked him _.3.I wonder _.4.Could you tell me_?

6、if(whether)he will go to the park with us whether(if)he could come here whether it is going to rain or notif/whether“是否是否”，说明对陈述的事物不明确或不清楚。，说明对陈述的事物不明确或不清楚。常用在常用在ask,wonder,can(could)you tell me，whetheror not等后。等后。whether(if)Mr Li lives hereIs Jim in?Has she taken any medicine?Using wonderLi Lei won

7、ders if Jim is in.The doctor wonders if she has taken some medicine.疑问句变宾语从句的步骤：疑问句变宾语从句的步骤：1、把句、把句子变为肯定句子变为肯定句vIs Jim at home?v Jim is at home.v 2.Is June a good time to visit Hong Kong?v June is a good time to visit Hong Kong.v 3.Does he like sports?v He likes sports.v 4.Will they play basketball

8、after school?v They will play basketball after school.变化方法：变化方法：主句主句+if/whether+一般疑问句。一般疑问句。if/whether 引导宾语从句引导宾语从句，表示，表示“是否是否”之义，之义，在句中不充当句子成份，在句中不充当句子成份，if/whether可互可互换。换。2.在句子前加上从属连词在句子前加上从属连词 whether,if该一般疑问句要变为陈述句形式。该一般疑问句要变为陈述句形式。（二）语序：陈述句语序 即：主句即：主句+连接词连接词+从句（主从句（主+谓谓+其他成分）其他成分）Do you remembe

9、r _ (他多大岁他多大岁数数)?当从句的原句为以下句子以及当从句的原句为以下句子以及what,who作主语时，语序不变：作主语时，语序不变：Whats wrong?Whats the matter?Who is.?What happened?eg:I dont know whats the matter.Can you tell me who is over there?how old he is宾语从句的时态宾语从句的时态三、时态三、时态 1.当主句是一般现在时当主句是一般现在时,宾语从句可以宾语从句可以根据需要来使用某种时态根据需要来使用某种时态.2.当主句是一般过去时当主句是一般过去时

10、,宾语从句用表宾语从句用表示过去的某种时态示过去的某种时态.3.宾语从句的内容表示客观真理时宾语从句的内容表示客观真理时,用一用一般现在时态般现在时态.vI know that he is a good man.vI knew that he was a good man.vHe asks where the girl lives.vHe asked where the girl lived.vI dont know what I will do next.vI didnt know what I would do next.Do some exercise:v1.Do you know _?

11、vA.when will they go vB.how does she go to schoolvC.how long is the river vD.where I can exchange moneyv2 Can you tell me _?vA where is the bookstorevB where the bookstore isvC the bookstore is wherevD where thebookstoreDBChoose the right answers.v3.Mary said that she _ to Guangzhou.vA.has never gon

12、e B.had never gone C.has never been D.had never beenv4.Please tell me _ last year.vA.where does your sister work B where did your sister work C where your sister works D where your sister workedv5.Linda said the moon_ round the earth.vA.travelled B.has travelled vC.travells D.had travelledv6.I dont

13、know _ they have passed the exam.vA.what B.if C.when D.wherev 7.She didnt know_ back soon.vA.whether he would be B.if would he bevC.he will bev8.In the bookshop,a reader asked the shopkeeper _ Who Moved My Cheese was an interesting book.vA.that B.how C.what D.ifD.if he will be9.I dont know if Mr.Wan

14、g _on a field trip.If he _ on a field trip tomorrow,please call me.A.goes;will go B.will go;goes C.will go;will go D.goes;goes 10.She asked me if I knew _.A.whose pen was it B.whose pen it was C.whose pen it is D.whose pen is it BB11.They wondered if the teacher _ us English the next term.A.would te

15、ach B.had taught C.will teach D.taughtA13.I havent decide _ Ill go out or stay at home.A.if B.when C.why D.whether14.I want to know _ he loves you.A.that B.what C.if D.whoDC12.The boy asked _ any noise from outside.A.whether had I heard B.whether I had heard C.whether have I heard D.whether I have h

16、eardBAC 15.I wondered _ our teacher was going to attend our party.A.whether B.why C.where D.that 16.Id like to know _ or not.A.whether will he come B.whether has he come C.whether he will come D.if he will come四、宾语从句的否定转移：四、宾语从句的否定转移：如果主句的谓语动词是如果主句的谓语动词是 think,believe,guess,suppose 等，等，而且主句的主语又是第一人称

17、时，而且主句的主语又是第一人称时，它后面接的宾语从句的否定词通它后面接的宾语从句的否定词通常要前移到主句中，从句用肯定常要前移到主句中，从句用肯定形式形式即：主语为第一人称，否定在主句，即：主语为第一人称，否定在主句，翻译在从句。翻译在从句。把下列宾语从句变为否定句。把下列宾语从句变为否定句。I think that they are fun to watch.I dont think that they are fun to watch.2.I believe April is the hottest month of the year.I dont believe April is the

18、 hottest month of the year.Translate the following sentences.1.我认为不会下雨我认为不会下雨 I _ that it _.2.我认为你的答案不对我认为你的答案不对.I _your answer right.我们相信他还没走我们相信他还没走.We _ that he _.dont think will raindont thinkisdont believe has gonePractice:根据汉语句子的意思完成下列英语句子根据汉语句子的意思完成下列英语句子1.我认为玛丽不回来了。我认为玛丽不回来了。I dont think Mary _ _.2.山姆给我说他准备去上海。山姆给我说他准备去上海。Sam told me that he _ _ for Shanghai.3.我想知道今天晚上还有没有去北京的火车。我想知道今天晚上还有没有去北京的火车。I want to know _ there is a train to Beijing.willcome was leaving if/whether