9au2 grammar 课件.ppt

1、,Grammar,Object Clauses,宾语从句,Whatre object clauses ? (什么是宾语从句),Whats the word order in the clause? (宾语从句的语序),Whats the tense of the clause? (宾语从句的时态),Which words can introduce the clause? (宾语从句的连接词),learning aims,Colors influence our moods.,I think that colors influence our moods,主s,谓v,宾o,主s,谓v,宾o,A

2、n object clause functions as the object of a sentence.(宾语从句就是用一个句子来 构成主句的宾语 ),1.Green is the color of nature. 2.Wearing red can make it easier to take action. 3.Many women like to wear white on their wedding day.,I know (that) I dont think (that) Im sure/certain (that),Do you agree?,1.I know (that)

3、green is the color of nature. 2.I dont think (that) wearing red can make it easier to take action. 3.I am sure (that) Many women like to wear white on their wedding day.,Subject,+Verb/be adj.,+(that) clause,1.An object clause can be put after verbs such as say, find, know, think, believe, hope, noti

4、ce and mean. 2.An object clause can also follow adjectives such as certain, sure and glad. 3.In informal English we often drop that.,Millie: Did you know there is a relationship between colors and moods? Sandy: Certainly. I think colors influence our everyday lives in many ways. Millie: How should w

5、e choose the colors for the rooms of a house? Sandy: Most people think light colors are better than dark ones. Millie: Yes. I notice light colors make rooms seem larger. Sandy: Sure. I also know blue can make us feel relaxed Millie: Yes. My mum says blue is suitable for bedrooms. I also find some pe

6、ople prefer orange for their dining rooms. Sandy: True, but it depends on personal taste. Anyway, we should choose the color which makes us fell comfortable., (that), (that), (that), (that), (that), (that), (that),He said (that) he buys a new dictionary. 他买了本新词典,Attention,He said (that) he is readin

7、g in the park. 他正在公园读书,bought,The teacher said (that) the earth is round. 老师说地球是圆的,was,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意思来使用需要的任何一种时态。,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。,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，仍用一般现在时态。,The tense of object clauses(宾语从句的时态),I wonder if you like this,Do

8、you like this?,Is it more interesting than the first season? Will we see more stars in it? Do we have time to watch it now? Can we feel the love of family?,Object clauses introduced by if/whether,Millie wonders,Is it more interesting than the first season?,Millie wonders if/whether it is more intere

9、sting than the first season.,Will we see more stars in it?,Millie wonders if/whether we will see more stars in it.,Do we have time to watch it now?,Millie wonders if/whether we have time to watch it now.,Can we feel the love of family?,Millie wonders if/whether we can feel the love of family.,Is it

10、more interesting than the first season? Will we see more stars in it? Do we have time to watch the program now? Can we feel the love of family?,Yes/no questions,S+V+if/whether +a statement.,陈述句语序,_,Object clauses introduced by if or whether,We use if or whether to introduce an object clause that exp

11、resses a yes/no question. Such 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.,Practice,if/whether she should choose the red dress,Problems about shopping,if/whether white clothes suit her,if/whether

12、the sports bag is made of cotton,vt. 适合,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?,often,Help Daniel complete his email using that, if or whether.,that,

13、if/whether,if/whether,that,that,if/whether,n. 庆祝,是否,(that) Dad 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 liked to wear purple,if/whether all the doctors in

14、 the world wear white uniforms,The word order in the clause should be the same as that in a statement, “s +v +that”,adj. 古代的,Attention,1.在介词后面： We are worried about it will rain tomorrow. 2.在动词不定式前： He cant decide to go to Canada.,Extension,In these cases, we can only use whether instead of if.,whet

15、her,whether,3.当与or或or not连用时: I dont know hes free or not. She asks me I am from Yancheng or Nanjing. 4.宾语从句提前时： this is true or not, I cant say.,Whether,whether,whether,Fill in the blanks with if or whether. 1. Uncle John came up to see _ there was anything wrong with the computer. 2. The shopkeepe

16、r asked my father _ or not he wanted to choose a big Christmas tree. 3. 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,Whether,If,完成句子。,1. I hear (that) he _ in an hour.,（ 我听说他一小时后回来。）,Wi