1、Lead-in,A: Whose football is this? B: Bills ? A: It might be Bills. Lets ask him. Bill, is this your football? C: No, its not mine. A: Well, it isnt Bills. He says its not his. C: Is it Annas?,A: Lets ask her. Anna, is this your football? C: No, it isnt. A: So its not Annas football. And it cant be

2、Marias. Because I didnt take hers. Then whose football is it? B: Is it Lees? A: Yes, it doesnt belong to Bill, Anna or Maria. So it must be Lees.,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,1b Listen and match eac

3、h person with a thing and a reason.,Sample dialogue 1: A: Look! Whose book is this? B: It must be Marys. Because Hemingway is her favorite author.,Practise making conversations,Sample dialogue 2: A: Look! Whose toy car is this? B: It must be Janes little brothers. Because he was the only little kid

4、in the picnic.,Sample dialogue 3: A: Whose CD is this? B: It must be Graces. Because she always listens to classical music.,2a Bob and Anna found a backpack in front of their school. Listen and write down the things in the backpack.,Things in the backpack 1. 2. 3.,T-shirt,hair band,tennis balls,2b L

5、isten 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,2c Fill in the blanks with the words from the unit. Then tell your partner why you choose the wo

6、rds.,The notebook be Mings. 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/might,cant,might,must,I cant find my backpack. It be still at school. The photo be Lus. Those are his parents. The red bicycle be Hus. She has a blue bicycle. This ticket be my