约4440字。

　　Unit 5 It must belong to Carla.
　　Part 1: Teaching design (第一部分：教学设计)
　　Structures: Must, might, could and can’t for making inferences
　　Target language: Whose volleyball is this?
　　It must be Carla’s. She loves volleyball.
　　It could be Ted’s.
　　Vocabulary: picnic, chase, escape, belong to, toy car, plate, mystery, appointment, worried, wake, neighbor, garbage
　　Learning strategies: Sequencing, Deducing
　　SECTION A
　　Goals
　　●To learn must, might, could and can’t for making inferences
　　●To listen and speak making inferences
　　Procedures
　　Warming up by learning about modal verbs
　　Modal verbs are used to express ideas such as possibility, intention, obligation and necessity.
　　CAN, COULD, WILL, WOULD, SHALL, SHOULD, OUGHT TO, DARE and NEED are some examples.
　　eg: I would have told you, if you had wanted me to.
　　eg: Yes, I can do that.
　　must certainty 1. That must be Jerry. They said he was tall with bright red hair.
　　2. That must have been the right restaurant. There are no other restaurants on this street.
　　3. NO FUTURE FORM 1. That must not be Jerry. He is supposed to have red hair.
　　2. That must not have been the right restaurant. I guess there is another one around here somewhere.
　　3. NO FUTURE FORM have to
　　1a Looking and writing
　　Hello, class. On page 34 is a picture with many things in it. Write the things you see in the correct columns in the chart.
　　1b Listening and matching
　　You are going to listen and match on page 34 each person with a thing and a reason. Pay attention to the use of MUST in the sentences.
　　Tapescript
　　Girl 1: Whose volley ball is this?
　　Boy 1: It must be Carla’s. She loves volley ball.
　　Girl 2: Oh, that toy car must belong to Jane’s little brother. He was the only little kid at the picnic. And the magazine must belong to Dengwen. He loves cats.
　　Boy 1: Oh, and look, someone left a book.
　　Girl 2: Oh, yeah… This boost be Mary’s. Hemingway is her favorite author.
　　Girl 1: OK… and how about this CD?
　　Girl 2: Hmmmm… The CD must belong to Grace. She always listens to classical music.
　　1c Doing pairwork
　　In pairs practice the conversation in the picture on page 34
　　Then make conversations using information in the chart in 1b.
　　Whose volleyball is this? It must be Carla’s. She loves volleyball.
　　Whose books are these? They must be Mary’s. The man is her favorite author.
　　Whose CD is this? It must be Grace’s. She likes listening to classical music.
　　Next is the conversation making inferences.
　　Girl 1: Whose toy car is this?
　　Boy 1: It must be Deng Wen’s. He loves toy car.
　　Girl 2: Oh, that CD must belong to Grace’s little brother. He was the only little kid at the picnic. And the boost belong to Grace. He loves cats.
　　Boy 1: Oh, and look, someone left a magazine.