1、Grammar (2),Unit 2 Colours,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?,Lead-in,Is it more interesting than the first season?,Millie wonders if/whether it is more interesting than the first season.,Will w
2、e 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 more interesting than the first sea
3、son? 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.,Object clauses introduced by if or whether,_,We use if or whether to introduce an object clause that expresses a yes/no question. Such an object
4、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.,e.g. You may wonder if/whether colours influence our moods. Sandy asks if/whether orange can cheer her up.,Is it easy to understand the grammar? ( I want to know
5、),I want to know,if/whether,It is easy to understand the grammar.,it is easy to understand the grammar.,Practice,if/whether she should choose the red dress,Problems about shopping,if/whether white clothes suit her,if/whether the sports bag is made of cotton,if/whether the green T-shirt matches his t
6、rousers.,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,if/whether,if/whether,that,that,if/whether,Help Daniel write a note for his dad.,(
7、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 the world wear white uniforms,1.在介词后面： We are worrie
8、d about whether it will rain tomorrow.2.在动词不定式前： He cant decide whether to go to Canada.,Extension,In these cases, we can only use whether instead of if.,3.当与or或or not连用时: I dont know whether hes free or not.She asks me whether I am from Yancheng or Nanjing.4.宾语从句提前时： Whether this is true or not, I
9、cant say.,Choose the right answer. 1. I havent decide _ Ill go out or stay at home.A. if B. when C. why D. whether2. I want to know _ you love English.A. that B. what C. if D. who,Exercises,3. I wonder _ our teacher will come to my birthday party.A. whether B. why C. where D. that4. Id like to know
10、_ or not.A. whether will he come B. whether has he comeC. whether he will come D. that he will come,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.
11、 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,Remember how to use object clauses introduced by if or whether.Finish the relevant exercises.Preview Integrated skills.,Homework,Thank you!,
