Unit 5 It must belong to Carla.（第1课时）策略与反思纠错与归纳【学习目标】1 掌握下列生词和短语New words: belong, ,author, picnic, possiblyKey phrases: belong to go for a picnic have a picnic as.as possible 2 掌握重点句子1） It must belong to Carla. 2) It must be Mings.3 情态动词表示可能性的用法。肯定猜测 must, 否定猜测 cant.。【自主学习】一. 浏览教材你一定能找到下列短语。 1. 属于 _ 2. 在野餐 _3. 他最喜欢的作家_ 4. 去野餐 _5. 去听音乐会 _ 6. 我叔叔或我姑姑的票_二. 用情态动词must, cant ,could, 填空。7. -Whose earring is this?-I think it _be Annas . She is the only girl who wears earrings in our class.8 - Whose jeans are there? I found them on the chair in the living-room. -They _be mine . I put all my jeans on my bed9.-Who is the man over there? Is it Mr Zhang?-No, it _ be Mr Zhang. Mr Zhang is much taller.10. The guitar _be Alices. I know she can play the guitar. 【合作探究】一. 我能辨析(1) It _be Peters. 它肯定是彼得的。(2) It _ be Peters. 它不可能是彼得的。表示肯定的猜测用_ 否定的猜测用_。二. 读句子，找规律： (1) It must be Lindas backpack. (2) It must be Lindas ./ It must be hers. (3) It must belong to Linda. -/ It must belong to her.我能总结must be 后跟_ must belong to 后跟_三.看一看，你自己分析的正确吗？belong to与 be someones, 二者含义基本相同，都表示“属于某人，归某人所有”，但用法上有区别：(1) belong to 中to的为介词，后面需要接名词或宾格代词。(2) be someones 中的be 为系动词，根据句义需要接名词的所有格或名词性物主代词。注意belong to不能用于被动语态并且无进行时态。四. 难句突破 Whose volleyball is this? It must be CarlaWhose 翻译为_修饰_在句型转换时，通常对物主代词或名词所有格进行提问。例如：This is my book. _book is this? This book is mine. _ is this book?【 活学活用】 根据汉语提示完成句子，看看你会用今天的新知识了吗。11. This ticket must _（属于汤姆） .12. That _ （不可能是） my fathers bike.13. There is a red car parking in our neighborhood. Do you know _ （谁的）it is?14.That doll must belong to Fangfang because she _( 她是野餐时唯一的小孩.) 【当堂训练】自我检测一下 句型转换15.This book cant be Li Leis. (同意句)_16. This is Mikes hat. (划线部分提问) _17.The second book must belong to her. (同意句) _18.This is Marys bike . (同意句) _20.The dictionary belongs to our teacher. (划线部分提问) _21.Whose is this school uniform? (同意句) _