新牛津译林版九年级英语上册Unit2-Colours-Grammar公开课ppt课件.ppt

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1、宾语从句 宾语从句属于名词性从句，在句中作主句的宾语。eg.We know Mr Green teaches English.She asked if these answers were right.宾语从句三要素引导词（连接词）语 序时 态由由从属连词从属连词thatthat引导的宾语从句引导的宾语从句 由由连接代词连接代词 who,whom,whose,which，what 和和连接副词连接副词 where,how,why,when引导的宾语从句引导的宾语从句由由从属连词从属连词 whether,if 引导的宾语从句引导的宾语从句（一）引导词1.I hear(that)_.2.He sa

2、id(that)_.3.The teacher told us(that)_ _.he will be back in an hour he missed us very much the earth moves由由从属连词从属连词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，在从句中不能在句中无词汇意义，在从句中不能充当成分，在口语当中往往省略充当成分，在口语当中往往省略around the sun1.He will be back in an hour.I hear.I hear _ he _ be back in an hour.2.They miss us ve

3、ry much.She said.She said _ they _ us very much.3The earth travels round the sun.The teacher told usThe teacher told us _ the earth_ round the sun.4.She cant finish her homework by herself.We are sure that she _her homework by herself.thatwillthatmissedthattravelsChange the sentencescant finish时态时态t

4、hat引导的宾语从句，主句用一般现在时，引导的宾语从句，主句用一般现在时，从句可以用符合句意要求的任一时态。从句可以用符合句意要求的任一时态。e.g.He says(that)they have returned already.他说他们已经回来了。他说他们已经回来了。如果主句用一般过去时，从句要用过去如果主句用一般过去时，从句要用过去时态的某种形式（一般过去时，过去进时态的某种形式（一般过去时，过去进行时，过去将来时，过去完成时）。行时，过去将来时，过去完成时）。e.g.He said(that)he bought a new dictionary.他说他买了本新词典。他说他买了本新词典。注

5、注如果从句表达的是客观事实、真理、如果从句表达的是客观事实、真理、自然现象、名言、警句、格言、谚语等自然现象、名言、警句、格言、谚语等等，尽管主句用一般过去时，从句也要等，尽管主句用一般过去时，从句也要用一般现在时。用一般现在时。e.g.Our teacher told us that light travels faster than sound.我们老师告诉我们，光比声音传播我们老师告诉我们，光比声音传播 得快。得快。Sandy is chatting online with Millie about room colours.Try to add that to each object

6、clause.Millie:Did you know there is a relationship between colours and moods?Sandy:Certainly.I think colours influence our everyday lives in many ways.thatthatn.关系关系adv.必定地必定地adj.每天的；每天的；日常的日常的Millie:How should we choose the colours for the rooms of a house?Sandy:Most people think light colours are

7、better than dark ones.Millie:Yes.I notice light colours make rooms seem larger.thatthatSandy:Sure.I also know bule can make us feel relaxed.Millie:Yes.My mum says blue is suitable for bedrooms.I also find some people prefer orange for their dining rooms.thatthatthatSandy:True,but it depends on perso

8、nal taste.Anyway,we should choose the colour which makes us feel comfortable.adj.个人的；私人的个人的；私人的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1.I want to know _ _.2.Ask him _.3.I wonder _.4.Could you tell me_?if(whether)he will go to the park with us whether(if)he can come whether it is going to rain or notif/w

9、hether“是否是否”，说明对陈述的事物不明确或不清，说明对陈述的事物不明确或不清楚。常用在楚。常用在ask,wonder,can(could)you tell me,be not sure等后。等后。whether(if)Mr Li lives here一般疑问句变为一般疑问句变为if(whether)if(whether)引导的宾语从句引导的宾语从句e.g.1.She said,“Is Mr Green your new teacher?”2.2.“Will they go to visit the Great Wall?”he asked.She asked if(whether)Mr

10、 Green was our new teacher.He asked if(whether)they would go to visit the Great Wall.Change the sentencesCan he go to the park with us?I want to know.I want to know _ _.Does the white dress suit me?My mother asked.My mother asked _ _.Is the monitor absent?The teacher asked.The teacher asked _ _.if/w

11、hether he can go to the parkif/whether the white dress if/whether the monitorwith ussuited herwas absent只能用只能用whether不能用不能用if的情况的情况1.在介词后面：在介词后面：Im thinking of whether we should go fishing.We are worried about whether it will rain tomorrow.2.在动词不定式前：在动词不定式前：They asked me whether to go skating.3.当与当与

12、or not连用，或连用，或提出两种选择提出两种选择时时:I dont know whether hes free or not.Mary asked whether I was doing my homework or not.Tell me whether youd like to go shopping or tidy the room.4.宾语从句提前，位于句首时：宾语从句提前，位于句首时：Whether this is true or not,I cant say.The Class 1,Grade 9 students are shopping.Complete the sente

13、nces by using if or whether to make object clauses.1.Kitty cannot decide _ _ if/whether she should choose the red dress.Should I choose the red dress?2.Sandy doesnt know _ _ if/whether white clothes suit her.Do white clothes suit me?vt.适合适合3.Amy is asking _ _ if/whether the sports bag is made of cot

14、ton.Is the sports bag made of cotton?4.Simon is not sure _ _ if/whether the green T-shirt matches his trousers.Does the green T-shirt match my trousers?5.Daniel often wonders _ _ _ if/whether he should stay at home instead of going shopping with his classmates.Should I stay at home instead of going

15、shopping with my classmates?Daniel wants to tell his online friend Tommy about colours.Help him complete his email using that,if or whether.Dear Tommy,Have you ever noticed the colours around you?Colours are really interesting.A report says(1)_ blue can help us feel relaxed because it represents pea

16、ce.You may wonder(2)_ it represents anything else.Yes.Blue also means sadness.I do not know(3)_ you like green.thatif/whetherif/whetherSome people think(4)_ green can give us energy,but it also represents envy.Did you know(5)_ red represents good luck in China?It is often used for celebrations!Pleas

17、e tell me your favourite colour and(6)_ you know anything else about colours.Write back soon.Best wishes,Danielthatthatif/whethern.庆祝庆祝Daniel has some questions about colours to ask his dad,but his dad has not come home yet.Help him write a note for his dad.1.Dad knows a lot about colours.2.Is red j

18、ust the colour of heat and power?3.Was yellow once the colour of the rulers in ancient China?4.Did the rulers in ancient Europe like to wear purple?5.Do all the doctors in the world wear white uniforms?adj.古代的古代的I believe(1)_.I wonder(2)_.I want to know(3)_.I do not know(4)_.I am not certain(5)_.if/

19、whether red is just the colour of heat and powerthat Dad knows a lot about colours if/whether yellow was once the colour of the rulers in ancient China if/whether the rulers in ancient Europe liked to wear purple if/whether all the doctors in the world wear white uniforms2.An object clause can also

20、follow adjectives such as certain,sure and glad.In informal English we often drop that.1.An object clause functions as the object a sentence.It can be put after verbs such as know,think,believe,hope and mean.3.We use if or whether to introduce an object clause when it expresses a yes/no question.Suc

21、h an object clause often follows verbs such as ask,see,wonder and find out.The word order in the clause should be the same as that in a statement.一、根据首字母或中文提示写单词。一、根据首字母或中文提示写单词。1.I had very little contact with teenagers in my e_ life.2.There was a _(庆庆祝活祝活动动)in that shopping mall that night.3.These

22、 a_ weapons are all cast out of bronze(青青铜铜).4.Think it over and let me know _(是否是否)you agree with me or not.verydaycelebrationncientwhether1.How long does it take to get to the airport?Forty minutes.But its foggy today.Im not sure _ the highway will close soon.Lets set off earlier.A.whether B.when

23、C.how D.why二、选择题。二、选择题。2.The teacher told the children that the sun round.A.was B.is C.were D.are 3.I believe that our team the basketball match.A.win B.won C.will win D.wins 4.I dont know to visit the old man.A.whether B.if C.that D.who 5.She wanted to know _ her mother liked the present.A.which B.that C.if D.what 6.Do you know if _ back next week?If he _ back,please let me know.A.he comes,will come B.will he come,comes C.he will come,comes D.will he come,will come Finish off the exercises in workbook.