1、Unit 5 It must belong to Carla.Period 1,Guess: Whats it ?,It could / might be a/an ,Can you guess what it is? It could be _. It also might be _.,a white vase,two faces,It could be _. It also might be _.,Can you guess what it is?,a dog,two girls,Guess: what is it?,It cant be (肯定不是,0%),It must be- (肯定

2、是,100%),It might/could be (有可能,20-80%),“must，can/ could，may/ might + 動詞原形”常用來表示對現(xiàn)在或?qū)戆l(fā)生情況的推測。 must 只用于肯定句中，表示“一定、肯定”。其否定 mustnt 表“不準、禁止、不可以”等。如： He never takes a taxi. He must be very poor. 他從不乘出租車，他一定很窮。 can/ could 多用于否定句或疑問句中，偶爾用于肯定句中，表示一種可能性。如： Michael cant be a policeman，for hes much too short.

3、邁克不可能是警察，因為他太矮了。 may/ might 通常用于肯定或否定陳述句中。當表示某事可能發(fā)生時，可用could，may，might .如： Im not sure. I may/ might go to the concert instead. 不太確定，我有可能去參加音樂會。,It must be a It might/could be a It cant be a,I act , you guess (我來比畫你來猜）,Whose book is this ?,It cant be xxs.Because,It must be xxs.Because,It could /migh

4、t be xxs.Because,belong to xxx.,/,belong to xxx.,belong to xxx.,Lindians,Miss Cais,Mr Lins,Lindians,Jim,Ann,Zhang Fan,Can this T-shirt be Johns?,It cant be Johns.,Its much too small for him,John,-Whose is this ?,(=It belong to Liu xiang),Bush,-It_ be Liu Xiangs. Because it has his name on it.,Pairwo

5、rk:,Liu Xiang,1a Look at the picture. Write the things you see in the correct columns in the chart.,jacket,T-shirt,CD,toy car,magazine,book,cups,Whose things are these?,1b Listen and match each person with a thing and a reason.,A: Whose is this? B: It must belong to xx. Because ,be xxs,A: Look! Whos

6、e book is this? B: It must be Marys. Because Hemingway is her favorite author.,Practise making conversations,A: Look! Whose toy car is this? B: It must be Janes little brothers. Because he was the only little kid in the picnic.,A: Look! Whose CD is this? B: It must belong to Grace . Because she alwa

7、ys listens to classical music.,A: Look! Whose volleyball is this? B: It must be Carlas. Because she loves volleyball.,A: Look! Whose magazine is this? B: It must belong to Deng Wen .Because he loves cats.,2a Bob and Anna found a backpack in front of their school. Listen and write down the things in

8、the backpack.,Things in the backpack,1.T-shirt 2._ 3._,hair band,tennis balls,2b Listen again and fill in the blanks.,1. The person _ go to our school. 2. The person _ be a boy. 3. It _ be Meis hair band. 4. The hair band _ belong to Linda. 5. It _ be Lindas backpack.,must,cant,could,might,must,Who

9、is he ? He must be He could / might be He cant be ,He could/might be _. He cant be _.,He could/might be _. He cant be _.,He could/might be _. He cant be _.,He must be _.,Who is she ? She could / might be She cant be She must be ,Who is she ? She could / might be She cant be She must be ,Discuss:,gif

10、ts,names,glasses,dress,bag,hair band,T-shirt,must,cant,might/,cant,might/,must,A:Whose is this ? B: I think it must /be xxxs. Because,belongs to xxx.,Report:In my group, we all think the dress must be Zhang Liangyings. Because Zhou Bichang hardly ever wears dresses,Grammar Focus,Use “must” to show t

11、hat you think something is really true. Use “might” or “could” to show that you think something is possibly true. Use “cant” to show that you are almost sure something is not true.,2c Fill in the blanks with “must,might,could,cant”. Then tell your partner why you choose the words.,The notebook be Mi

12、ngs. It was on her desk. The homework _ be Carols. She wasnt at school today. The soccer ball be Johns or Tonys. They both play soccer, dont they? The French book be Li Yings. Shes the only one whos studying French.,must/could/ might,cant,might/could,must,I cant find my backpack. It _ be still at sc

13、hool. The photo _ be Lus. Those are his parents. The red bicycle _ be Hus. She has a blue bicycle. This ticket be my aunts or uncles. Theyre both going to the concert.,could/might/must,must,cant,might/could,情態(tài)動詞must, might, could, cant 后接動詞原形, 可以表示對現(xiàn)在的情況的推測.,Summary:,1.Words:,2.Sentence:,belong,belong to,author,hair band,- Whose book is this? - It must /could/might/cant be Marys. It must /could/might/cant belong to Mary.,3.,must表示非?？隙ǖ牟聹y。 (100%) might /could 表示