【2015年人教版】九年级英语ppt课件 Unit 8 (全).ppt

Sample conversation 1: A: Here are some earrings. The owner can’t be a boy. B: Well, it could be a boy. The earrings might be a present for his mother. Sample conversation 2: A: Here is a Chinese-English dictionary. It could belong to Mary. I know she has one. B: I don’t think so. It can’t be Mary’s. This one is new, but hers is old. Sample conversation 3: A: Here is a flower. The owner must be a girl. B: Well, it could be a boy. The flower might be a present for his teacher. 情态动词 must, might, could, can’t 后接动词原形, 可以表示对现在的情况的 . It can’t ( )… It might/could ( ) … It must ( ) … + be (cold/a CD/ sb’s) ★ ★ be Tony’s （是……的） It must 推测 belong to Tony. (属于……) 不可能 有可能 肯定 Fill in the blanks with must, might or can’t. 1 That bright light _________ be a UFO – there’s no such thing! I’m still waiting for the bus, so I _________ be a bit late for the party. can’t could/might 3. That sweater _________ be Carla’s. she’s the only one who wear such colorful clothes. 4. Tony _________ want to go to the concert. He likes music, but I’m not sure if he likes rock music. 5. The person you saw at the supermarket __________ be Susan. I just talked to her on the phone, and she’s at work right now. must might can’t Look at the chart and write sentences for the things below. 2 Name Likes Dislikes Jessica take photos run Todd play the piano eat sweet food Mike play tennis watch movies Annie read cook 1. DVD It can’t be Mike’s. He doesn’t like to watch movies. 2. bowl of ice-cream __________________________________ 3. camera ___________________________________ 4. cookbook ____________________________________ 5. tennis ball ____________________________________ 6. running shoes ____________________________________ It can’t be Todd’s. he doesn’t eat sweet food. It must be Jessica’s. she likes taking photos. It can’t be Annie’s. She doesn’t like to cook. It must be Mike’s.