Unit 3 Is this your pencil?Section AA: Hello! My names / Im Whats your name? B: My names / Im A: Nice to meet you.B: Nice to meet you, too. A: Is this a photo of your family?B: Yes, it is.A: Is this your brother?B: Yes, he is.Free talkLead inThings in the classroom a pencil a book an eraser a schoolbag a dictionarya pencil boxIs this a pencil case?Yes, it is.Is that an eraser? No, it isnt. Its a book.PresentationIs this your schoolbag?No, it isnt. Its his.Yes, it is. Its mine.Are these your pencils?No, they arent. They are hers.Yes, they are. They are mine.1b Listen and number the conversations1-3.听录音，为对话编号。听录音，为对话编号。A: Is this your pencil?B: Yes, it is . Its mine.A: Is that your schoolbag?B: No, it isnt. Its his.A: Are these your books?B: No, they arent. They are hers. 2b Listen again. Complete the conversations with the words in the box.再听一遍录音，选词补全对话。再听一遍录音，选词补全对话。 erasers pencil ruler pencil box booksTom: Excuse me, Grace. Is this your _? (1)Grace: Yes, thank you.And those are my _. (2)Tom: And Jane ,is this your _? (3) Jane: No, it isnt. Its hers.Tom: OK, and these are my _. This is your (4)_, Jane. (5)pencilbookserasersrulerpencil boxA: Is this your school bag/.?B: No, it isnt.2c Pair workPut some things into the teachers box. Then take something out of the box and find the owner. You only have two guesses!把把东东西西放放进进老老师师的的箱箱子子里里，然然后后从从箱箱子子里里取取出出物物品品并并找找到到它它的主人，你只有两次猜测机会！的主人，你只有两次猜测机会！Find the owner(找主人找主人)Summary1. 单词短语：单词短语：_2.(在小组内口头汇报在小组内口头汇报)3.2. 确认物主关系时确认物主关系时: Is this/ that ?4. Are these.?5.3. mine/yours/his/hers与与my/your/his/her6. 有何区别？有何区别？Bob: Hi, Gina. Is this _(you) ruler?Gina: No, its _(Mike).Bob: And is this _(he) black pen?Gina: No, it isnt. The red pen is his.Bob: What about the pencil box?Gina: Its Cindys. And the eraser is _(she), too. Bob: And the school bag? Is that _(you)?Gina: Yes, it is.用所给词的适当形式填空用所给词的适当形式填空Mikesyour hershisyoursPracticeHomework1. 写出有关学习用品的单词写出有关学习用品的单词2. 编写两个确认物主关系的对话编写两个确认物主关系的对话3. 探讨形容词性物主代词与名词性物主代词的用探讨形容词性物主代词与名词性物主代词的用法法Genius is nothing but labor and diligence.天才不过是勤奋而已。