《Unit 2 Grammar 课件牛津译林版九年级英语上册.pptx》由会员分享，可在线阅读，更多相关《Unit 2 Grammar 课件牛津译林版九年级英语上册.pptx（30页珍藏版）》请在taowenge.com淘文阁网|工程机械CAD图纸|机械工程制图|CAD装配图下载|SolidWorks_CaTia_CAD_UG_PROE_设计图分享下载上搜索。
1、Unit 2 Colours,Grammar,What is an object?,宾语是动作、行为的对象，是动作的承受者。宾语由名词、代词、不定式或相当于名词的词、短语来担任。e.g. I like my teacher.（名词作宾语） I enjoy playing basketball.（动名词作宾语） I decide to study hard.（不定式作宾语） I know him.（代词作宾语）,We know him,We know he likes English.,主s,主s,谓v,谓v,宾o,宾o,宾语从句就是用一个句子来构成主句的宾语,简单句,复合句,What is a
2、n object clause?,Compare the two sentences.,Have a try,Try to find out the Object Clauses.,1. Do you know who is the first Chinese astronaut?2. Our teacher told us that the earth goes around the sun.3. Please tell me where she has gone.4. I dont know if he will come tonight.5. Lets find out whats on
3、 tonight .,1. 当宾语从句是陈述句时（包括肯定句和否定句），连词由that引导，因为that在从句中不作任何成分，也没有任何具体意思，因此在口语或非正式文体中常省略。,Lin Tao feels (that) his own team is even better. She says (that) she wont take part in the sports meeting next Sunday.Jim thought (that) the train was like a big moving party.He said (that) he would like to se
4、e the headmaster.,一、连接词（引导词）,主句由“连系动词形容词”构成的“系表”结构，常接that引导的宾语从句。这类形容词多表示感情，如 happy, glad, pleased, sad, sure, afraid 等等。,Im sorry (that) I dont know.Were sure (that) our team will win.Im afraid (that) he wont pass the exam.,Sandy is chatting online with Millie about room colours. Try to add that to
5、 each object clause.,Practice,Millie: Did you know there is a relationship between colours and moods?Sandy: Certainly. I think colours influence our everyday lives in many ways.Millie: How should we choose the colours for the rooms of a house?Sandy: Most people think light colours are better than da
6、rk ones.Millie: Yes. I notice light colours make rooms seem larger.Sandy: Sure. I also know blue can make us feel relaxedMillie: Yes. My mum says blue is suitable for bedrooms. I also find some people prefer orange for their dining rooms.Sandy: True, but it depends on personal taste. Anyway, we shou
7、ld choose the colour which makes us fell comfortable., (that), (that), (that), (that), (that), (that), (that),2. 当宾语从句是一般疑问句时，连词用if或者whether，意为“是否”，一般情况下可以互换，同时把原来的疑问语序改为陈述语序。主句的谓语动词一般为表示疑问的ask, see, wonder, find out 等。,I want to know if (whether) he lives there.He asked me whether (if) I could help
8、 him.You may wonder if/whether colours influence our moods.Sandy asks if/whether orange can cheer her up.,一、连接词（引导词）,我问他是否想去游泳,1. 改为陈述句语气，2. 用if/whether连接,I ask,Does he want to go swimming?,he wants to go swimming,if/whether,I ask,注意：以下情况只用whether，不用if。,1. whether引导的从句常可以与连词or或or not直接连用。如： 正：Let me
9、 know whether you can come or not. 误：Let me know if you can come or not. 2. 当宾语从句提到句首时，只能用whether引导。如： 正：Whether it is true or not, I cant tell. 误： If it is true or not, I cant tell. 3. whether可以引导带to的不定式。如： 正：I dont know whether to accept or refuse. 误：I dont know if to accept or refuse.,4. whether及
10、其引导的成分可放于介词之后，作介词的宾语。如： 正：I worry about whether I hurt her feelings. 误：I worry about if I hurt her feelings. 5. whether可以引导从句，作主语、表语或同位语，而if不能。如： 正：It was uncertain whether he would come. 误：It was uncertain if he would come. 6. if 意为“如果”，引导条件状语从句，其后若为将来的动作，则用一般现在时表示，这时if不能用whether替换。如： 正：We will go
11、shopping if it doesnt rain tomorrow. 误：We will go shopping whether it doesnt rain tomorrow.,Practice,Fill in the blanks with if or whether.,1. Uncle John came up to see _ there was anything wrong with the computer.2. The shopkeeper asked my father _ or not he wanted to choose a big Christmas tree.3.
12、 I dont know _ to go or stay?4. _ time runs out, what should we do?5. _ they will ever become future Olympic champions, only time will tell.,if/whether,whether,whether,If,Whether,if/whether she should choose the red dress,if/whether white clothes suit her,if/whether the sports bag is made of cotton,
13、Practice,if/whether the green T-shirt matches his trousers,if/whether he should stay at home instead of going shopping with his classmates,stay at home instead of going shopping with my classmates?,Daniel wants to tell his online friend Tommy about colours. Help him complete his email using that, if
14、 or whether.,often,that,if/whether,if/whether,that,that,if/whether,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.,I believe (1) _. I wonder (2) _. I want to know (3) _.I do not know (4) _.I am not certain (5) _.,(that) Da
15、d knows a lot about colours,if/whether red is just the colour of heat and power,if/whether yellow was once the colour of the rulers in ancient China,if/whether the rulers in ancient Europe like to wear purple,if/whether all the doctors in the world wear white uniforms,3. 当宾语从句是特殊疑问句时，连词用疑问句中的疑问词，同时把
16、原来的疑问语序改为陈述语序。此时宾语从句常可用“疑问词+ to do ” 的结构替换。,I wonder where he lives.He asked how they would go to the park. = He asked how to go to the park.I dont know what I should do next. = I dont know what to do next.,一、连接词（引导词）,Practice,1. How much sleep do we need every day? I wonder _.2. Where can we buy a
17、good dictionary? Can you tell me _?3. How can I improve my English quickly? I want to know _.4. What would life be like without hobbies? I cannot imagine _.5. Which method should I use to solve the problem? I am not sure _.,Rewrite the following sentences.,how much sleep we need every day,where we c
18、an buy a good dictionary,how I can improve my English quickly,what life would be like without hobbies,which method I should use to solve the problem,宾语从句必须使用陈述语序，如宾语从句为疑问句时则必须改为陈述语序。,正：He asked if Millie was doing her homework.误：He asked if was Millie doing her homework.正：I wonder when he will come
19、to Beijing.误：I wonder when will he come to Beijing.,二、宾语从句的语序,1. 当主句是一般现在时，宾语从句的时态不作限制，我们可以根据句子的需要使用任何一种时态。（需要性原则）,三、宾语从句的时态,I hear (that),Jim _ (be) a worker two years ago.Jim _ (be) an English teacher now. Jim _ (cook) dinner tomorrow.Jim _ (sing) a popular song now.Jim _ (be) to the Great Wall tw
20、ice. Jim _ (play) basketball when his father came back. Jim _ (learn) 1000 Chinese words since the end of last year.,was,is,will cook,is singing,has been,was playing,has learnt,2. 当主句是一般过去时的时候，宾语从句必须运用相应的过去的某一种时态，从而达到主句和从句的相互一致。（呼应性原则）,1) He will go to Hong Kong.2) He is sick.3) He is reading a book
21、. 4) He has finished his work.,1) He_ to Hong Kong.2) He_ sick.3) He _ a book. 4) He_ his work.,would go,was,was reading,had finished,三、宾语从句的时态,如何确定从句的时态,3.当宾语从句说明的是客观存在的事实或者是客观存在的真理时，就不用受到主句时态的限制，仍是用一般现在时态。（特殊性原则）,e.g. He told me (that) summer is after Spring. I was told (that) the sun is bigger th
22、an the moon. My parents told me (that) no news is good news.,三、宾语从句的时态,Useful phrases and expressions,1. the relationship between colours and moods 颜色和心情之间的关系2. influence our everyday lives 影响我们的日常生活3. make rooms seem larger 使房间看起来更大4. depend on personal taste 取决于个人品味5. instead of doing sth. 代替做某事6.
23、 be used for celebrations 用于庆祝,宾语从句三要素,that（陈述句 ）,if/whether（一般疑问句 ）,特殊疑问词（特殊疑问句）,主句为一般现在时从句可为任何时态,语序,宾语从句的语序都为陈述句语序,客观真理 自然现象公式定理 名言警句 时态不变,必要时，人称也要作相应的变化,Summary,Exercises,1. -How long does it take to get to the airport? -Forty minutes. But its foggy today. Im not sure _ the highway will close soo
24、n. Lets set off earlier. A. whether B. when C. how D. why2. 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. S
25、he wanted to know _ her mother liked the gift. 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 7. -Could you tell me how long _ the book? -Three days.
26、A. I can keep B. can I borrow C. I can borrow D. can I keep 8. I want to know _ yesterday? A. why did you come late B. why you came late C. why do you come late D. why you come late,9. -Could you tell me _ tomorrow morning? -Well, it will start at 9:00. A. when the meeting will start B. where will the meeting start C. where the meeting start D. when will the meeting start10. Do you know _? A. where does she live B. she lives where C. where she lives D. where she live,Thank you!,