Unit5 It must belong to Carla一、教学目标1、语言目标：使用情态动词表示推测的用法2、知识目标：情态动词 must，might ，could and cant 的用法及区别 3、能力目标 根据提供的相关信息进行合理地推论，根据一定的背景前提进行预测或续写。二、教学重点1、重点单词 picnic possibly drop final worried owner sky catch interview noise wind neighbor director monkey smell finger lift stone ant ocean 基本要求：会读、会写、会用。2、重点短语 belong to make up escape from use up 基本要求：会读、会写、会用。3、重点语法 情态动词 must，might ， could and cant 的用法及区别基本要求：理解其含义，学以致用。三、教学过程Section A重点词汇和短语1. It must belong to Carlabelong to意为“属于，为所有”。后需接名词或宾格代词，不用于进行时态和被动语态例如：I belong to the swimming club. That book belongs to me.Must 意为“准是、一定”，它表达的肯定程度最大，可以达到100%。只用于肯定句中2.He was the only little kid at the picniconly作形容词，意为“唯一的，仅有的”可用来修饰名词.例如：He is the only boy in his family.【拓展】only作副词，意为“只，仅，才”修饰主语时，only常置于主语之前例如：Only a doctor can do that.修饰主语以外的成分时，only常置于行为动词之前，be动词，情态动词，助动词后例如：I only touched it.要确定所修饰的事物时，则置于所修饰的词和短语之前.例如：I had only 20 pence.3.U se “might”or “could”to show that you think something is possibly true.Possibly作副词意为“可能地，也许” 例如：.Possibly he was telling the truth.【拓展】possibly与 can could连用以加强语气。 （1）、用于肯定句意为“设法，尽心竭力地”例如：Please write to us as soon as you possibly can.（2）、用于否定句意为“无论如何也（不能）” 例如：I cant possibly drink any more. （3）用于疑问句意为“（能否）设法，到底，究竟”例如：Could you possily take care of my dog while Im away？4.I think I dropped it during the concertdrop vt.(及物动词) 意为“（有意或无意）让掉下来、投下；放弃、不再干”例如：He dropped it into the mail-box.【拓展】（1）vi.(不及物动词)意思是掉下、落下；下降、降低（可与fall互换），例：The man dropped from the top of the building.（2） n.(可数)滴、点滴， a few drops of rain几滴雨5.I tried to callyou but your saidtry作动词意为“试图，企图”try to do 表示“竭尽全力去做”，强调付出了一定的努力。例如：I tried to look for my lost pen，but Ifailed。try doing表示“尝试/试图做” 强调只是试一试，不一定付出了努力。例如：I tried chatting with him 。Luckily， he was on line。相关短语：try ones best to do sth. “竭尽全力做某事”6.I study for it because it counts 30 % to the final exam.Count作动词意为“以计算，算作”【拓展】Count作动词意为“数”例如：About 30 students come to the English corner，not counting English teachers.7、It might mean worriedworried为形容词，常用词组为be/get worried about sb。/sth，表示“担心某人或某事”，例如：I could not sleep well because I was worried about my English test。【拓展】worry为动词，常用词组为worry about，表示“担心”例如：I could not sleep well because I worried about my English test。上下两句意思基本一致，所以这两个词组可以互换专项训练：1、 It might belong _Alice. A. at B. on C. to D. in2、 The football may _John. A. be B. belongs to C. belong D.belong to3、This shirt _ be Li Leis. It is too big for him. A. cant B. must C. could D. might4、 He _ be in the garden. He must be in the room. A. cant B. mustnt C. should D. may not5、This book _ Toms fathers, because his name I son the book. A. maybeB. may beC. must be D. must6、Please try _ English if you want to learn English well. A. practise B. to practise C. practicing D. practices7、Jenny is _ about the math test of tomorrow. A. worried B. worrying C. worry D. worries8、 What do you think “anxious” _?A. mean B. means C. meaning D. meant重点句型1.If you have any idea where it might be, please call me. If you have any idea. = If you know. 意为“如果你知道”。 any用于if引导的条件从句中，有“若干的，有多少”的意思。例如：If you have any time Id like to talk with you. 2、Its crucial that I study for it because it counts 30%to the final exam.这是It + be + 形容词 + that从句结构： 常用that从句作主语的句子有下列几个句型：It is clear that he was telling the truth. 【拓展】1）It + be + 名词词组 + that从句： 例如：Its a pity that you cant go with us. 2）It + 及物动词 + 宾语 + that从句： 例如：It worried her a bit that her hair was turning grey. 3）It + be + 过去分词 + that从句： 例如：It is said that he has been there many times. 4）It + seem/happen/appear等不及物动词 + that从句： 例如：It seems that he has lost something. 3、What do you think “anxious” means?你认为“anxious”是什么意思？What do you think用来询问对方的观点或看法等，意为：你说呢? 你认为呢?你怎么看? 【拓展】 用来询问对方的安排或建议，意为：有什么事? 你有何安排? 例如： 1）A：Are you free tomorrow? B：I think so. What do you think? 2）A：What are you going to do on Sunday? B：Ive no idea. What do you think? 专项训练：1、选择填空：Miss Wu： Can I help you?Li Gang : Yes, Id like to return this book, please.Miss Wu : (1). _ Li Gang : No, I couldnt read it. I had a hard time reading a few pages, and then I decided to give up.Miss Wu : (2). _Li Gang : It wasnt the language. It was the words. They are too small for me.Miss Wu : (3). _What can I do for you then? Li Gang : Well, Id be glad if you could find me another book.Miss Wu : (4). _Li Gang : Yes, but one with bigger words.Miss Wu : (5). _Li Gang : Oh, Oliver Twist. This one is fine. And the words are much bigger. Thank you very much.Miss Wu : Youre welco