Unit3第二課時

1、人教版七年級英語人教版七年級英語 上冊上冊Unit 3 Is this your pencil?Section A(2a-3c)Is this a pencil box? Leading inYes, it is.Leading inIs that an eraser?No, it isnt. Its a book.2a. Listen and check( ) the things you hear. 2bListen and complete the conversation with the words in the box.eraser pencil ruler pencil box

2、bookTim: Excuse me, Grace.Is this your _ ?Sonia: Yes,thank you.And those are my _.Tim: And Jane,is this your_ ?Jane: No,it isnt. Its hers.Tim: OK, and these are my_. And this is your _, Jane.pencileraserrulerbookspencil box2c. Practice the conversation in 2b. Then make your own conversations using t

3、he things in your classroom. Is this yourschoolbag?No, it isnt.2d. Role-play the conversation.Hi, Anna. Arethese your pencils? No, theyre Bobs. And is this hisgreen pen? No, it isnt.Theblue pen is his.What about this dictionary?Its Helens.And the green pen is hers, too. And the eraser?Is that yours?

4、 Yes, it is.Thank you foryour help, Anna.Youre welcome.No, it isnt. 不，它不是。不，它不是。 這是對以這是對以is開頭的開頭的一般疑問句一般疑問句的的否定回答否定回答?？隙隙ɑ卮鹗腔卮鹗荵es,it is.如果一般疑問句的主語是如果一般疑問句的主語是指示代詞指示代詞this,that或是或是名詞名詞，那么簡略回答中應(yīng)選用相應(yīng)的，那么簡略回答中應(yīng)選用相應(yīng)的人人稱代詞代替原來的主語稱代詞代替原來的主語。 如：如： -Is this her brother? -Yes,it is. -Is Mary your friend? -N

5、o, she isnt.I dont know her. 語法重點一：語法重點一：GrammarFocusIs this your pencil?Yes, it is. Its mine. / No, it isnt. Its hers.Is this his green pen?Yes, it is / No, it isnt. The blue pen is his.Is that your schoolbag?Yes, it is. / No, it ist. Its his.Are these your books?Yes, they are. / No, they arent. Th

6、eyre hers.Are those her keys?Yes, they are. / No, they arent. Theyre mine. its = it is isnt = is not arent = are not 語法重點二：語法重點二：形容詞性物主代詞和名詞性物主代詞形容詞性物主代詞和名詞性物主代詞（1） 形容詞性物主代詞形容詞性物主代詞指指my，your，his，her，its，our，your，their等詞，它具有等詞，它具有形容詞形容詞的功能，的功能，但只能作但只能作定語定語，放在，放在名詞前面名詞前面；不能作表語，不能；不能作表語，不能獨立使用。獨立使用。如：如

7、：This is my pen. 語法重點二：語法重點二：（2）名詞性物主代詞名詞性物主代詞指指 mine, yours, his, hers, its, ours, yours, theirs等詞，它具有等詞，它具有名詞的功能名詞的功能，可以，可以獨立使用獨立使用，可以，可以用作用作主語、表語主語、表語和和賓語賓語。名詞性物主代詞所指代的。名詞性物主代詞所指代的人或物人或物必必須在須在上文中出現(xiàn)過上文中出現(xiàn)過。如果上文中沒有出現(xiàn)相關(guān)的人或物，那。如果上文中沒有出現(xiàn)相關(guān)的人或物，那么下文中不能使用名詞性物主代詞。么下文中不能使用名詞性物主代詞。如：如：There are two pens. M

8、ine is black. His is red. Is this pen yours?3a. Complete the questions and answers about each picture.Is _ your book?Yes, it is.No, it _.Are _ my pencils?Yes, _ are.No, it isnt. Is _ his ruler?Yes, it _.No, it isnt. Are _ her pens?Yes, they are.No, they _.thisisntthesetheythatisthoesarent 語法重點二：語法重點

9、二：not和和no的區(qū)別：的區(qū)別：（1）not 用于用于構(gòu)成否定形式構(gòu)成否定形式，置于句中，常放在，置于句中，常放在be動詞動詞、情態(tài)動詞情態(tài)動詞can等等、助動詞助動詞do的的后面后面，可與前，可與前面的詞縮成一個詞，但面的詞縮成一個詞，但不能獨立不能獨立使用。使用。如：如：This is not (isnt) a pen. I can not (cant) come. I do not (dont) know. 語法重點二：語法重點二：(2) no 常用于常用于帶冠詞帶冠詞(a, an, the)的名詞前的名詞前，主要，主要修飾可修飾可數(shù)名詞數(shù)名詞，此時，既可放在，此時，既可放在單數(shù)名詞前

10、單數(shù)名詞前，也可放在，也可放在復(fù)數(shù)名復(fù)數(shù)名詞前詞前。在。在no+名詞名詞的結(jié)構(gòu)中，名詞前不能加的結(jié)構(gòu)中，名詞前不能加any, much等詞。等詞。 如：如：It has no tail. Tom has no books. There is no water now.3b. Read the questions and complete the answers.1. Is this her ruler? 2. Is that Ericsschoolbag?Yes, _. Its _.No, _. _ Sallys.it ishersit isntIt is3b. Read the questi

11、ons and complete the answers.3. Are these hispencils?4. Are those Annas books?Yes, _. Theyre _.No, _. _ mine.they arehisthey arentTheyre3c. Put some things into the teachers box. Then take one thing out of the box and find the owned. You only have two guesses!Is thisyoureraser?No, itisnt. 小結(jié)訓(xùn)練小結(jié)訓(xùn)練單項選擇。單項選擇。1、Is this your pen? _ A、Yes ,this is. B、Yes, thiss. C、No ,this isnt. D、No,it isnt.2、Is that a ruler? _ Its a sharpener. A、Yes ,that is. B、No,it is. C、No,that isnt. D、No,it isnt.3、Whats this?