人教版八年级上册英语课件Unit 9Section A (GF-3c) 教学课件.ppt

Section A (GF-3c) Unit 9 Can you come to my party? 学习目标 Key words phrases: 　 invite，accept，refuse，study for a math test， on the weekend，practice the violin Key sentences: 1.—Can you come to my party on Saturday? —Sure，Id love to. /Sorry，I must study for a math test. 　2.—Can she go to the baseball game? —No，shes not available. She must go to the doctor. Make, accept and decline invitations. A: Can you come to my birthday party? B: Sure, I’d love to. birthday party Lead in Review A: Can you go to the concert? B: I’m sorry, I can’t. I have to prepare for an exam. go to the concert prepare for an exam A: Can you go to the movies? B: I’m sorry, I can’t. I have to go to the doctor. A: Can he go to the movies? B: No, he can’t. He has to go to the doctor. go to movies go to the doctor A: Can you go to the zoo? B: Sorry, I can’t. I have to help my parents. A: Can he go to the zoo? B: No, he can’t. He has to help his parents. go to the zoo help my parents A: Can you play computer games with me? B: Sorry, I can’t. I have to go to the baseball game. A: Can he play computer games with me? B: No, he can’t. He has to go to the baseball game. play computer games go to the baseball game A: Can you play soccer with me? B: Sorry, I can’t. I have to watch TV. A: Can she play soccer? B: No, she can’t. She has to watch TV. play soccer watch TV Accept (接受) invitations: Sure / Yes / Of course, I’d love to. Certainly, I’d like to. Decline (拒绝) invitations: I’m sorry, I can’t. I have to look after my grandmother. I have to study for a math test. I am going shopping with my friend. … Can you ...? 意为“你能……吗？”，可用于邀请别人或委婉地请求某人去做某事。其肯定回答常用 Sure, I’d love / like to. ，否定回答常用 I’m sorry, I can’t. / Sorry, I can’t. 等。如： -- Can you go to the baseball game? 你能去参加棒球比赛吗？ -- I’m sorry, I can’t. 对不起，我不能。 Explanation Presentation 情态动词have to与其他的情态动词如can,may,must和should 不同。 （1）这4个情态动词没有人称的变化, 而have to有。它的第三人称单数为“has to”。