人教版八上Unit 9 Can you come to my party -Section A Grammar focus3a—3c-ppt课件-公开课-(配套教案编号：a0925).pptx

1、 新疆工作总体战略依法 治疆，团结稳疆，长期建疆。 Teaching GoalsTeaching Goals 1. Master the new words: prepare；exam；go to the doctor；prepare for；have the flu； 2. Make invitations Decline invitations Accept invitations Talk about obligations Teaching Key Points 1.Learn to make invitations,decline invitations and accept inv

2、itations 2.Use the modal verb can. Lead- in What do you usually do on weekends? I usually help my parents. What do you usually do on weekends? prepare for an exam meet my friends Do you like parties? A: Can you come to my party? B: Sure, Id love to. Sorry, I cant. I have to Lets go hiking tomorrow.

3、Sorry. I have the flu. I have to go to the doctor. New words and expressions exam= examination have an exam Sorry, I cant. I have to prepare for an exam. Im sorry, too. I must go to the doctor. How to accept an invitation Yes, Id love/like to. Certainly, Id love/like to. Sure, Id love/like to. Thank

4、s for your invitation. Thanks for asking me. How to decline an invitation Im sorry, I cant. I have to Id love to, but I have to Sorry, I cant. Im going to the movies. Thanks for your invitation. Thank you for asking me. Reasons Too much homework have to take part in the football match have to look a

5、fter his little sister have to visit his grandparents Survey and report Work in groups and report it. Next Saturday is my birthday. Im going to have a party. My friend Lucy would love to come to my party. But Lily cant come because she. Can Can t Why Luc y Lily has the flu 情态动词can 1含义：情态动词can表示说话人的语

6、气或情态，基本意 思是“能；会”，没有人称和数的变化，在句子中不能常 独作谓语，其后须跟实义动词原形；can的否定形式为can not/cant/cannot；过去式为could，其过去否定形式为 could not/couldnt。 2can的用法 表示能力，意为“能；会”等。 Can you speak English？你会讲英语吗？ Yes，I can.是的，我会。 多用在口语中，表示请求或允许，意为“可以；能”等。 用于疑问句中表示提出要求；用于否定句中表示不允许。 【注意】 can表示请求，用于发出邀请， 接受对方的邀请，常用：Sure，Id love(like)to./Certai

7、nly/Of course.等来回答； 不接受，常用：Sorry等来有礼貌地拒绝。 一般情况下需要说明不能接受邀请的原因以表示歉意。 eg：Can you come to my birthday party tomorrow？明天你能来 参加我的生日聚会吗？ Sorry，I am afraid not.Im going to visit my grandpa.对不 起，我恐怕不能去，我打算去看望爷爷。 have to的用法 “have to”意为“不得不，必须”，它强调一种客观情况， 有单、复数及时态的变化，其第三人称单数为has to，过 去式为had to。 eg: His mother

8、is ill.He has to stay at home and look after her. 他妈妈病了。他不得不待在家里照顾她。 have to 与must的区别： have to意为“不得不；必须”，它强调一种客观情况。 must意为“必须”，着重于说话人主观上认为有义务、有 必要。 eg: We have to go home now because its dark.我们现 在必须回家因为天黑了。 You must do it yourself.你必须自己做。 have to 有单复数及时态的变化，must无人称、时态、 数的变化。 短语翻译 1.复习备考_ 2. 帮助我的父母干

9、家务 _ 3. 去看医生_ 4. 见我朋友_ 5.太多作业_ 6.谢谢你的邀请_ study for a test help my parents do housework go to the doctor meet my friend too much homework thanks for your invitation 填空 1. -_ you come to my party? -_, Id love to. 2. -_ you go to the movies? -Im sorry, I _. 3. - _ you go to the basketball game? -No, I _. Im playing soccer. 4. -_ you go to the concert? -Great! Id _ _. 5. - _ you go to the mall this week? -Sorry, I _. Can Sure Can cant Can cant Can love to Can cant Summary Homework 1. Recite the new words in this lesson. 2. Write a conversation about invitation like 1c. Thank you