人教版七年级英语上册U.ppt
Unit 3Is this your pencil？Period 1(1a-1c)-Whats this?-Its a/an .Is this your?Yes,it is.Its my 一、一、Lead-in(3)1.Whats this?Its a pencil.Is this your pencil?Yes,it is.Its my pencil.2.Whats that?Its an eraser.Is that your eraser?No,it isnt.Its her eraser.3.Are these your dictionaries?No,they arent.Theyre his dictionaries.=Its mine.=Its hers.=Theyre his.1bwords三、三、Discussion(9)1.Check your answers.2.Make a conversation like this:Is this your?Yes,it is.Its mine.Is that your?No,it isnt.Its his.Are these your?No,they arent.They re hers.（可以拓展）（可以拓展）四、四、Showtime(8)1.Show your answers.2.Show your conversations.1.含有含有be动词的一般疑问句动词的一般疑问句 含有be动词的一般疑问句是由be动词（am,is,are）+主语+其他成分+？”构成的，用来询问某事物或某种情况是否属实，需要对方做出肯定或否定回答的一种疑问句。回答时先说Yes或No，再给出简略回答。因此也叫Yes/No疑问句。That is your ID card.They are teachers.I am at home.五、五、Explanation(9)答语：肯定回答：Yes，主语+be（am,is,are）否定回答：No，主语+be（am,is,are）not.1）.-Is he your brother?-Yes,he is./No,he isnt.2）.-Are you a teacher?-Yes,I am./No,Im not.注意：（注意：（1）在肯定的简略回答中，主语不能与）在肯定的简略回答中，主语不能与be动词缩写在一起，动词缩写在一起，（2）在否定的简略回答中，）在否定的简略回答中，be动词常与动词常与not 缩写在一起。缩写在一起。（am 和和not不能缩写）不能缩写）（3）两个缩写词不能同时使用。）两个缩写词不能同时使用。They are not my ruler.不能缩写成不能缩写成 Theyrent.Thisismypencil.Is thisyourpencil?含有含有bebe动词的陈述句变为一般疑问句的步骤动词的陈述句变为一般疑问句的步骤2.物主代词物主代词形容词性物主代词形容词性物主代词名词性物主代词名词性物主代词my your his her mine yours his hers物主代词是表示物主代词是表示所有关系所有关系的词。的词。形容词性物主代词相当于形容词，后面要跟名词。形容词性物主代词相当于形容词，后面要跟名词。名词性物主代词相当于名词，后面不能再跟名词。名词性物主代词相当于名词，后面不能再跟名词。例如：例如：1).This is my eraser.This eraser is mine.后一句中的后一句中的mine就相当于就相当于_.2).That is her jacket.That jacket is hers.此句中的此句中的hers就相当于就相当于_.即：名词性物主代词相当于形容词性物主代词即：名词性物主代词相当于形容词性物主代词+名词。名词。2.物主代词物主代词形容词性物主代词形容词性物主代词名词性物主代词名词性物主代词2.物主代词物主代词形容词性物主代词形容词性物主代词名词性物主代词名词性物主代词2.物主代词物主代词形容词性物主代词形容词性物主代词名词性物主代词名词性物主代词形容词性物主代词形容词性物主代词六、六、Self Check用所给代词的适当形式填空，补全句子用所给代词的适当形式填空，补全句子1.This isnt _(I)dictionary._(I)is white.2._(she)watch is red,and _(he)is green.3.This book is _(I),and that one is_(you).4.-Is this _(you)book,Henry?5.-Yes,it is.6.5.This is not_(he)ruler.I think it is(she).myMineHerhismineyoursyourhishers单选（）1.-Isthis_ruler?-No._isoverthere.A.her,HerB.her,HersC.hers,HersD.hers,Her（）2.-Isthis_notebook?-No,itisnt_.A.theirs,theirB.hers,hisC.your,mineD.your,my（）3.Thisismybook.areoverthere.A.YourB.YoursC.YouD.Mine（）4.bagisnewandisnew,too.A.Your,heB.Yours,hisC.My,hisD.My,her（）5.Sheisastudent,nameisHanMei.A.itsB.herC.hersD.hisBCBCB
