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Unit 8 It must belong to Carla.第1课时Section A学习目标（1）熟练掌握下列词汇： belong to, author, picnic, hair band, possibly（2）熟练掌握下列句型：学会使用 Whose book is this ? It must be Marys JKRowling is her favorite writer It has her name on it. 来表达推测及原因。学习重点 掌握“cant, might/ could, must”表推测的区别。学习难点 掌握“cant, might/ could, must”表推测的区别。一、预习课本，找出下列短语：1. 属于某人 _ 2. 野餐中唯一的小孩 _3. 出席音乐会 _ 4. 贵重物品 _5. 被盗 _ 6. 去野餐 _7. 剩余的.其余的. _ 8. 捡起，拾到 _二、知识点讲解：1. Whose volleyball is this?疑问词whose主要对物主代词或名词所有格提问。(1) That is my watch. 提问：_?(2) These boxes are theirs. 提问：_?(3) This bag is hers. 提问：_?（4）- _ bookcase is this? - It must be _.A. Whos, Tom B. Whos, Toms C. Whose, Toms D. Whose, Tom2. belong to意为“属于”，其中to为介词，后接名词或代词的宾格，不能接物主代词和名词所有格。be someones也表示“属于某人”，但其中有be动词，后面要接名词所有格形式或名词性物主代词。belong to不用于进行时态和被动语态(1)This watch belongs to Tony. = This watch _ _.(2)Whose volleyball is this?=Whose ?= this volleyball belong to?(3)I m a member of the swimming club.=I the swimming club.3. 情态动词表示推测：(1) must表示对事情的推测把握比较大，意为“肯定，一定”，只用于肯定句，否定句中的推测用_。(2) might强调将来或现在的可能性，表示推测的把握不大。(3) could也可以用来表示现在的可能性，推测的把握比较小。(4) cant表示否定的推测，意为“不可能”，把握较大。【特别提示】 情态动词表推测时，用不同的形式表示不同的时态。表示对现在情况的推测用“情态动词+do”；表示对正在发生的事情的推测“情态动词+be doing”；表示对过去或已完成事情的推测用“情态动词+have done”。(1). You _ be hungry after the long walk. Help yourself to some cakes. A. cant B. shouldnt C. need D. must(2). - Look! Mr. Wang is standing under the tree. - It _ be Mr. Wang. He has gone to Shanghai. A. mustnt B. must C. cant D. neednt(3). - Is John coming by train? - He should, but he _ not. He likes driving his car. A. may B. must C. can D. Need三、学以致用：（每题3分）1. 我昨天参加了音乐会，所以它可能仍然在音乐厅。I _ a concert yesterday, so it _ still _ in the music hall.2. 我记得在野餐时我带了书包。I remember I _ my schoolbag _ me _ the _.3. 你可能正确，但是我不确定。 You _ _ right, but Im not sure.4. The man outside the door must be Mr. Green. (改为否定句) The man outside the door _ _ Mr. Green.5. This could be Roberts basketball. (划线提问) _ basketball _ this be?6. Do you know whose book is this? = Do you know _ the book _ _?7. This red bike must _ Mary. She rides it to school every day. A. send to B. have to C. belong to D. go to8. - Tom, where is your father? - Im not sure. He _ in his office. A. is B. may be C. maybe D. may
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