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Unit 9 Can you come to my party?A: Can you swim?B: Yes, I can. /No, I cant. A: Can you play football?B: Yes, I can. /No, I cant. 表示能力的回答表示能力的回答Language Goals: Make invitations Decline invitations accept invitations Talk about obligations A: Can you come to my birthday party?B: Sure, Id love like to.接受邀请的接受邀请的回答回答A: Can you come to my birthday party?B: Sure, Id lovelike to.A: Can you come to my birthday party?B: Sorry, I cant. I have to 拒绝邀请拒绝邀请的回答的回答help my parents. Work in pairsA: Can you come to my birthday party?B: Sorry, I cant. 自由操练自由操练 可参考图片可参考图片I have to prepare for an exam .Explanation 1. can 的用法的用法 （）表邀请。（）表邀请。 若接受邀请，若接受邀请，回答为：回答为： OK./All right./Sure./ Of course./Certainly./ Yes(Sure),Id love(like) to. 若不接受邀请，若不接受邀请，回答为：回答为： Sorry,cant.(+原因原因) eg . Can you come to the party? Yes/Sure,Id love/like to. Sorry,Icant. I have to help my parents. 2.情态动词情态动词“have to”与其他的情态与其他的情态动词如：动词如：“can” , “may” “must”和和 “should” 不同。不同。 （1）这）这4个情态动词没有人称和个情态动词没有人称和数的变化数的变化,而而have to有。它的第三有。它的第三人称单数为人称单数为“has to” ,过去时为过去时为had to, 如：如： He should study hard . 他应该好好学习。他应该好好学习。 He has to study hard . 他不得不好好学习。他不得不好好学习。（2）这）这4个情态动词在一般疑问句中个情态动词在一般疑问句中将它们放在句首将它们放在句首, 在否定句中直接在他在否定句中直接在他们后边加们后边加not即可。即可。 我们以我们以can为例为例: Can he go with us ? 他能和我们一起去吗？他能和我们一起去吗？ He cant go with us . 他不能和我们一起去。他不能和我们一起去。 而而“have to”要加助动词要加助动词do , has to要加助动词要加助动词does ,还原还原 have to had to要加助动词要加助动词did,还原还原 have to 才可能完成其疑问、否定句。才可能完成其疑问、否定句。 试将下面三种话分别写成试将下面三种话分别写成 （1）一般疑问句，并做肯定回答。）一般疑问句，并做肯定回答。 （2）否定句。）否定句。 1: They have to go to the party . Do they have to go to the party ? Yes , they do . They dont have to go to the party. 2：He has to go to see the doctor . Does he have to go to see the doctor? Yes , he does . He doesnt have to go to see the doctor . 3： She had to have a piano lesson yesterday. Did she have to have a piano lesson yesterday? Yes, she did . She didnt have to have a piano lesson yesterday.3. I have to help my parents . 我不得不帮助我的父母。我不得不帮助我的父母。 help sb. with sth .或或help sb (to) do sth . 上一句我们可以说：上一句我们可以说： I have to help my parents with the housework . 或说或说I have to help my parents (to) do the housework .Can you A: Can you come to my birthday party? B: Sorry, I cant. I have the flu . =I have a cold.=I catch a cold.Can you A: Can you come to my birthday party? B: Sorry, I cant. I have to meet my friend A:Can you come to my party?B:Im sorry. I have to help my mom. A: Can you play tennis ?B: Sure,Id love to. Can you1a. Match the words with the pictures.Match the words with the picturesa-eprepare for an eaxmmeet my friendhave the flugo to the doctorhelp my parents1. Prepare for an exam _ 2. help my parents _3. go to the doctor _ 4. meet my friend _5. have the flu _Check the answers!bcdea1b Listen and write the names (Tim, Kay, Anna and Wilson) next to the correct students in the picture.Tim Anna Kay Wilson http:/ I have to help my parents. 我不得不帮助我的父母。我不得不帮助我的父母。 help sb. with sth.或或help sb (to) do sth. 上一句我们可以说：上一句我们可以说： I have to help my parents with the housework. 或说或说 I have to help my parents (to) do the housework.Language pointshttp:/ invite v. 邀请邀请 invite sb. to sth.e.g. Lucy invites me to her party.The Smiths invite us to dinner.invitation n. 邀请邀请, 邀请书邀请书e.g. make an invitation accept an invitationdecline invitationThanks for your invitation!http:/ 3.Im sorry, Im not available. 真抱歉，我没有空。真抱歉，我没有空。 此句中的此句中的available 表示表示“ 有空；不忙；有空；不忙； 有时间交谈或聊天有时间交谈或聊天”， 其后还可用其后还可用 to do 引引 出具体的事情。例如：出具体的事情。例如： Are you available tomorrow morning? 明天早上你有空吗？明天早上你有空吗？ Im afraid Im not available to help with the school show on the 19th. 我怕是没空来帮着准备学校我怕是没空来帮着准备学校19号的演出了。号的演出了。http:/ I have an exam on Monday so I must prepare for it. 周一有考试，所以我必须为其做准备。周一有考试，所以我必须为其做准备。 一、一、prepare用作及物动词时用作及物动词时 1). prepare sth.表示表示“准备准备.”，后接后接名词或名词或 代词代词作宾语作宾语 e.g. Our English teacher was preparing the lessons when I came into the office. 我进办公室时，我们的英语老师在备课。我进办公室时，我们的英语老师在备课。 http:/ “制；做制；做” e.g. Mother was preparing dinner in the kitchen while Father was watching TV. 妈妈在做饭，而爸爸在看电视。妈妈在做饭，而爸爸在看电视。 2). prepare sb. sth.表示表示给给.准备准备.，也可也可转换为转换为prepare sth. for sb. e.g. She prepared us a nice breakfast. = She prepared a nice breakfast for us. 她给我们准备了可口的早餐。她给我们准备了可口的早餐。http:/ 3). prepare sb. for sth. 表示表示“使某人对某事有所准备使某人对某事有所准备” 例如：例如： She said so because she wanted to prepare her father for the bad news.她这样说因为她想使爸爸对那个坏消息有准备。她这样说因为她想使爸爸对那个坏消息有准备。 4). prepare to do sth.表示表示“准备做准备做.”。e.g. They were preparing to cross the river when it began to rain. 他们正准备过河，突然下雨了。他们正准备过河，突然下雨了。 http:/ 二、二、prepare用作不及物动词时：用作不及物动词时： prepare for sth.表示表示为为.做准备做准备“e.g. The students are busy preparing for the final exam. 学生们正在准备期末考试。学生们正在准备期末考试。1c. Group work A: Can you come to my party on Saturday afternoon?B: Sure, Id love to.C: Sorry, I cant. I have to prepare for an exam.D: 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. Thanks 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.填空填空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 Yes Can cantCan cantCan love to Can cant单项选择单项选择1. I have _ homework to do. A. too many B. too much C. much too D. a few2. He _ stay at home, because his mother was ill.A. has to B. have to C. had D. had to3. I went to the mountain _. A. next week B. the day after tomorrowC. yesterday D. tomorrowB D C 4. _ Friday morning, I like to go to the movie _ friends.A. In, on B. On, with C. On, and D. At, with5. Would you please _me _ the housework?A.help, in B. to help, with C. help, doing D. help, doB D 6. Are you _ football this weekend? A. playing B. play C. play a D. Plays7. I have to go to my guitar lesson _ 19:00_20:00 _ the evening. A. from, to, on B. in, at , on C. from, to, in D. at, at, onA C
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