1、 Is this your pencil 语法解析be动词构成的一般疑问句一调：找到句中的be动词（am,is ,are)，把be动调到主语前 This is his book.Is this his book?二改：句中的主语若含有I(my/we)等第一人称代词时，需将它们改为you(your/you）This is my pencil.Is this your pencil?三问号：将句末的句号改为问号如何将含如何将含be动词的肯定句变为否动词的肯定句变为否定句定句一般将含be动词am,is,are 的肯定句转化为否定句时，直接在be动词am,is,are 后加上“not”即可。其他部分不
2、变。e.g.1.This is a ruler.变：This is not a ruler.2.I am a student.变：I am not a student.3.Tim and I are good friends.变：Tim and I are not good friends.口诀口诀 be 动词真伟大，动词真伟大，生出生出am is are.表示否定很简单，表示否定很简单，not加在加在be 后边。后边。若要变为疑问句，若要变为疑问句，be应移到主语前。应移到主语前。还有一点要注意，还有一点要注意，句末问号别忘记。句末问号别忘记。be动词用法口诀动词用法口诀 我(I)用am，你
3、(you)用are，is连着他(he)，她(she)，它(it)，其余单数用(is)，复数就用are。人称代词 数数 人称人称类别类别单数单数复数复数第一第一人称人称第二第二人称人称第三人称第三人称第一第一人称人称第二人第二人称称第三第三人称人称人称代词人称代词I Iyouyouheheshesheititweweyouryourtheythey形容词性形容词性物主代词物主代词mymyyouryourhishisherheritsitsourouryouryourtheirtheir汉语汉语我我(的的)你你(的的)他他(的的)她她(的的)它它(的的)我们我们(的的)你们你们(的的)他他/她她/
4、它们它们(的的)This is my ruler.-Is this your ruler?-No,it isnt.Its her ruler.Conversations:Yes,it is.Its my schoolbag.Is this your schoolbag?Is that your book?No,it isnt.Its his book.Are these your pens?Yes,they are.They are my pens.Are those your pencil boxes?No,they arent.They are her pencil boxes.Use m
5、ore words in your conversation.I Iyouyouheheshesheititweweyouryourtheytheymymyyouryourhishisherheritsitsourouryouryourtheirtheir我我(的的)你你(的的)他他(的的)她她(的的)它它(的的)我们我们(的的)你们你们(的的)他他/她她/它们它们(的的)this thatthese those人称代词 数数 人称人称类别类别单数单数复数复数第一第一人称人称第二第二人称人称第三人称第三人称第一第一人称人称第二人第二人称称第三第三人称人称人称代词人称代词I Iyouyouheh
6、eshesheititweweyouryourtheythey形容词性物形容词性物主代词主代词mymyyouryour hishis herher itsitsourouryouryour theirtheir名词性物主名词性物主代词代词minemineyoursyours hishis hershers itsitsoursoursyoursyoursthiersthiers汉语汉语我我(的的)你你(的的)他他(的的)她她(的的)它它(的的)我们我们(的的)你们你们(的的)他他/她她/它们它们(的的)This is my pencil.This is mine.名词性物主代词名词性物主代词形
7、容词性物主代词形容词性物主代词+名词名词=pencilmy mine+=This is his pencil box.This is his.This is her schoolbag.This is hers.This is your dictionary.This is yours.1.This is my book.This book is mine.2.That is his dictionary.That dictionary is his.3.Is this her ruler?Yes,its hers.2Practice:use more words in your conver
8、sation.I Iyouyouheheshesheititweweyouryourtheytheymymyyouryourhishisherheritsitsourouryouryourtheirtheirminemineyoursyours hishis hershers itsitsoursoursyoursyours theirstheirsthis that these thosepencil pen,book,eraser,ruler,pencil box,schoolbag,dictionaryWhat about.?“怎么样？怎么样？”“好吗？好吗？”询问消息或征求意见，其后接
9、名词、代词以及询问消息或征求意见，其后接名词、代词以及动词动词ing形式。形式。What about this dictionary?I want to go shopping.What about you?=How about询问询问征求意见征求意见Thank you for your help,Anna.Youre welcome.thank you for.=thanks for.Thank you/Thanks for+名词名词Thank you for your pen.+代词代词Thank you for it.+动名词Thank you for helping me.How to
10、 say thanks to others?Thank you for your help.Thanks a lot!Thank you very much!Many thanks for your kind help!How to say 不客气不客气 Youre welcome.Its my pleasure.My pleasure.Dont mention it.Not at all.Whats this?Spell it,please.Its a watch.W-A-T-C-H.Spell it,please.How do you spell it?How do you spell“w
11、atch”?ask sb.for sth.请请求，恳求（给予求，恳求（给予）；征求）；征求 Lin Hai,A computer game is in the school library.Is it yours?Ask the teacher for it.MikeAsk the teacher for it.ask Bob for the bookask for helpask her for the money 向她要钱1 call+号码号码（拨打某电话）（拨打某电话）Please call 911.请拨打911.2 call+某人某人(给某人打电话）给某人打电话）Call him th
12、is afternoon.今天下午给他打电话。3 call+某人某人+at+电话号码电话号码(用这个号码打电话给某人）用这个号码打电话给某人）Call Mary at 236-0388.请拨打236-0388找玛丽。Lost:I lost my school ID card.I must find it.Call me at 685-6034.Thanks.Tom Is this your watch?My phone number is 495-3539.Call me.Johnlostmustmust modal v.（情态动词）必须，用于（情态动词）必须，用于实意动词之前。实意动词之前。
13、I must find it.You must see the doctor.你一定要看医生。对于对于must 开头一般疑问句，若要作否定开头一般疑问句，若要作否定 回答，可用回答，可用neednt，不用，不用mustnt。Must I find it?我今晚必须过来吗?Yes,you must.No,you neednt.不必。must 后接动词原形后接动词原形Found:Some keys are in Classroom 7E.Are they yours?E-mail me at .at prep.提供电提供电话号码时使用；话号码时使用；在（某处、某时在（某处、某时间或时刻）间或时刻）
14、(1)“call/E-mail sb.at+号码号码”(2)at 表示时间，用于钟点前，用于时刻表示时间，用于钟点前，用于时刻 前，译为前，译为“在在.时（刻）时（刻）”。如：如：at threethree oclock 在三点在三点 at a quarter to six 六点差一刻六点差一刻 at noon 在中午在中午at night 在夜晚在夜晚at midnight 在半夜在半夜 at breakfastlunchsupper 在吃早饭午饭晚饭时在吃早饭午饭晚饭时(3)at 表示地点，一般用于较小的地名（表示地点，一般用于较小的地名（方）前，译为方）前，译为“在在.”。如：如：at
15、home 在家在家 at the library 在图书馆在图书馆 (4)at 表示处于表示处于.状态，译为状态，译为“从从 事于事于.”。如：如：at school 在上学在上学 at work 在工作在工作 二、单项选择二、单项选择1.Is that your computer game?_ A.Yes,it is B.No,it is.C.Yes,it isnt.2.A baseball is _ the school library.A.on B.in C.at 3.Her telephone number _ 889-9676.A.am B.is C.are 4.Whats this
16、?_.A.This is a pen.B.Yes,it is.C.Its a key.5._ do you spell“ring”?R-I-N-G.A.What B.Who C.How ABBCC1._ this your _?Yes,_ is._ mine.2._ this?Its _ _.3.Some _ _ in Classroom 7E.Email me at .4.I lost my school _ _.I must find it._ me at 674-2456.5._ do you _ that?R-I-N-G.三、看图补全对话。三、看图补全对话。Is watchit Its
17、Whatsan eraserkeys areID cardCall How spell1.这是什么？这是什么？_ this?2.你怎样拼写它？你怎样拼写它？_ do _ spell it?3.那只绿色的铅笔是你的吗？那只绿色的铅笔是你的吗？_ the green pencil _?4.一部电脑游戏机在图书馆里。一部电脑游戏机在图书馆里。A _ _ is _ the school library.5.发电子邮件到我的邮箱发电子邮件到我的邮箱。_ me _ .6.我把我的书包丢了。我把我的书包丢了。I _ my _.WhatsHow youIs yourscomputer game in四、完成句
18、子。四、完成句子。Email atlost schoolbag1.Its her a pen.()A B C D2.Thats a English dictionary.()A B C D3.What do you spell book?()A B C D4.What is you last name?()A B C D5.Is it your ruler?Yes,its.()A B C DCBanHowACyourDit is找出句中错误并改正找出句中错误并改正【拓展训练拓展训练】一、根据要求改写句子。一、根据要求改写句子。1.This is my pencil.（改为一般疑问句）（改为一般疑问句）2.It is a pencil sharpener.（对划线部分提问）（对划线部分提问）3.My mother is fine.（同上）（同上）4.Jacks telephone number is 281-9176.（同（同上）上）Is this your pencil?Whats this(in English)?How is your mother?Whats Jacks telephone number?
