2022秋人教新目标版七年级上册《英语》Unit 3 知识点梳理（ppt课件）.pptx

1、Unit 3 Is this your pencil?课堂导入来到伦敦的第一天，谢谢的英语都不会说课堂导入英语中谢谢的表达方式：1.Thank you very much/Thank you so much.非常谢谢你 2.Thanks a lot/Thanks a bunch.太感谢你了。3.Thanks a million.感激不尽课堂导入听说这节课还会学到一般疑问句呢，快来看一看吧1.pencil 铅笔 拓展词汇：pencil box 铅笔盒 pencil sharpener 卷笔刀 知识梳理2.dictionary 字典；词典 复数形式为dictionaries。以辅音+y结尾的单词改

2、y为i+es.Xinhua dictionary 新华字典知识梳理3.Welcome 受欢迎的；欢迎 Youre welcome 不用谢 Welcome to my home 欢迎来我家 知识梳理4.help 帮助 Thanks for helping me.谢谢你帮助我拓展词汇：helpful 有帮助的，有用的 helpless 无用的，没什么用的知识梳理5.Some 一些 常用于肯定句中，变为否定句时要把some变成any。I have some beautiful flowers.我有一些漂亮的花。I dont have any beautiful flowers.我没有一些漂亮的花。知

3、识梳理6.Set 一套；一副；一组 量词，用来修饰名词的数量。常用词组：a set of keys 一串钥匙I have lost a set of keys,can you help me?我丢了一串钥匙，你能帮助我吗？知识梳理7.find 发现；找到 动词，过去式及过去分词分别为found/found.I cant find my keys,Mom.妈妈，我找不到我的钥匙了。Theyre on the chair.它们在椅子上。知识梳理8.Is this your pencil?这是你的铅笔吗？本句是在陈述句“This/That is”的基础上把be动词is提到句首变化而来的。-Is th

4、is your book?这是你的书吗？-Yes,it is.是的，它是。知识梳理9.What about 怎么样 同义句句型为How about，是英语中常见的省略句型。About后面可接名词、代词、动名词。-What about this pen?这支钢笔怎么样？-How about this pen?这支钢笔怎么样？知识梳理10.-Thank you for your help,Anna.安娜，谢谢你的帮助。-Youre welcome.不用谢。/别客气。Thank you for相当于Thanks for表示“因而感谢”。For是介词，后接名词、代词或动词ing形式，表示感谢的原因。-

5、Thanks for helping me.谢谢你帮我知识梳理11.ask the teacher for it.向老师要它。askfor请求；恳求（给予），for后面可接名词或代词。-You can ask him for help.你可以向他求助。知识梳理知识梳理中考在线If you are in trouble,you can ask your friends _ help.A.on B.with C.at D.for12.I must find it.我必须找到它。must意为必须，是情态动词，后面跟动词原形。I must go home now.现在我必须回家。知识梳理知识梳理13.

6、Call me at 685-6034.拨打电话685-6034联系我 call sb.At+电话号码表示“拨打号码找某人”Please call John at 325-6578 请拨打325-6578找John.知识梳理14.Excuse me/sorry excuse me主要用于打扰别人或有事请求别人帮忙的开头语 sorry表示歉意，道歉，用于事后。-Excuse me,is this your pencil?打扰了，这是你的铅笔吗？-Im sorry.I am late.对不起，我迟到了。I are a teacher.We is students.Lucy is a girl.Da

7、vid and Tom are good friends.右边的这些句子对吗？一起说一说吧拓展迁移I am a teacher.We are students.含有be动词的一般疑问句简单地说，能用Yes/No(或相当于Yes/No)回答的疑问句叫一般疑问句。拓展迁移一个句子怎么才能变成一般疑问句呢？拓展迁移He is Kangkang.She is Mary.找出be动词将be动词放到最前面首字母大写,原来的首字母改掉,其他照抄句号改成问号is She Mary.Is she Mary.Is she Mary?Is he Kangkang?拓展迁移I am Kangkang.I am Mar

8、y.找出be动词将be动词放到最前面主语是第一人称I改为第二人称you,对应am改成are(my改成your)句号改成问号Am I Mary.Are you Mary.Are you Mary?Are you Kangkang?拓展迁移It is a fish.They are fish.This is your book.陈述句 一般疑问句Is it a fish?Are they fish?Is this your book?拓展迁移I am a student.My son is a teacher.This is a car.陈述句 一般疑问句Are you a sthdent?Is

9、your son a teacher?Is this a car?拓展迁移一般疑问句的问答语：1.肯定回答：Yes,主语+be(am/is/are).2.否定回答：No,主语+be(am/is/are)not.-Is this your pencil?这是你的铅笔吗？-Yes,it is/No,it isnt.是的，它是。/不，它不是。拓展迁移中考在线-Is that Anns pencil box?-_.Its Alices.A.Yes,it is B.No,it isnt C.No,it is D.Yes,it isnt一、请将下列各题做出肯定，否定回答 1.Is this a box?Y

10、es,_ _.No,_ _.2.Is Mike your brother?Yes,_ _.No,_ _.拓展迁移Keys:1.it is/it isnt.2.he is/he isnt 3.he is/he isnt一、请将下列各题做出肯定，否定回答 3.Is Peter at home?Yes,_ _.No,_ _.4.Is your uncle reading books?Yes,_ _.No,_ 拓展迁移Keys:3.he is/he isnt 4.he is/he isnt一、请将下列各题做出肯定，否定回答 5.Are they ducks?Yes,_ _.No,_ _.6.Is th

11、is your T-shirt?Yes,_.No,_ _.拓展迁移Keys:5.they are/they arent 6.it is/it isnt一、请将下列各题做出肯定，否定回答 7.Is that a teachers desk?Yes,_is.No,_ isnt.8.Is your brother playing football?Yes,_ _.No,_ _.拓展迁移Keys:7.it is/it isnt 8.he is/he isnt一、请将下列各题做出肯定，否定回答 9.Are you a student?Yes,_ _.No,_ _.拓展迁移Keys:9.I am/I am

12、 not二、将下列句子变成一般疑问句 1 Mr.Wang is thirsty._?2.The elephants ears are long._?拓展迁移Keys:1.Is Mr.Wang thirsty?2.Are the elephants ears long?二、将下列句子变成一般疑问句 3.We are good pupils._?4.Hello.You are his mother._?拓展迁移Keys:1.Are you good pupils?2.Hello,are you his mother?二、将下列句子变成一般疑问句 5.I am singing._?6.I am li

13、stening to music._？拓展迁移Keys:5.Are you singing?6.Are you listening to music?二、将下列句子变成一般疑问句 7.Mike is a student._?8.Tom is cleaning the classroom._？拓展迁移Keys:7.Is Mike a student?8.Is Tom cleaning the classroom?二、将下列句子变成一般疑问句 9.They are in the zoo._？拓展迁移Key:Are they in the zoo?XIAO SHI TOU DE BIAN HUA表示

14、所属关系的代词为物主代词，表示“的”。物主代词分为形容词性物主代词和名词性物主代词。物主代词拓展迁移XIAO SHI TOU DE BIAN HUA物主代词一览表拓展迁移XIAO SHI TOU DE BIAN HUA巧学妙记物主代词分两家，形、名词性各一霸his，its无变化，my，mine记牢它其余变形规律化，形容词性后加尾巴（-s）拓展迁移1）形容词性物主代词一般不能单独使用，起形容词作用，只能作定语修饰后面的名词。例：Im your English teacher.我是你们的英语老师。I dont know her name.我不知道她的名字。This is our first les

15、son.这是我们的第一节课。物主代词的用法拓展迁移2）名词性物主代词应单独使用，后面不跟名词，相当于“形容词性物主代 词+名词”，在句中作主语、宾语、表语等。例：Is this sweater yours?这件毛衣是你的吗？No,its not mine.Its hers.Mine is here.不，它不是我的（毛衣）。它是她的（毛衣）。我的（毛衣）在这里。物主代词的用法拓展迁移 在使用名词性物主代词时，必须有特定的语言环境，也就是要省略的名词大家已经知道或者已经提起过。例：Its hers.是她的。（单独使用时大家不知道是怎么回事，不可以这样用）There is a book.Its he

16、rs.那有本书。是她的。（先提及要谈论的事物a book，然后大家才会明白hers等同于her book。）注意拓展迁移巧记物主代词的用法物主代词两类型，形容词性、名词性形容词性作定语，后面紧接名词用名词性独立用，主、宾、表语它都行拓展迁移1.形容词性物主代词和名词性物主代词的区别：形容词性物主代词相当于形容词，后面必须跟名词。名词性物主代词相当于名词，不能用于名词前。He likes my pen.He doesnt like hers.他喜欢我的钢笔。不喜欢她的。拓展迁移区别与联系2.形容词性物主代词使用时的注意事项：如果名词前用了形容词性物主代词，就不能再用冠词、指示代词等修饰 该名词了

17、。（误）This is his a desk.（正）This is his desk.与其他形容词一起修饰名词时，形容词性物主代词要放在形容词的前面。her Chinese friends 她的中国朋友拓展迁移用法口诀有“名”则“形”，无“名”则“名”后面如果有名词，前面就要用形容词性物主代词。后面如果没有名词，就用名词性物主代词。拓展迁移【典题1】This is _ MP4.Yours is over there.A.my B.me C.I D.mine【解析】my为形容词性物主代词；me为人称代词I的宾格形式；I是主格形式；mine意为“我的”，名词性物主代词。句意：这是我的MP4。你的在

18、那边。因空格后有名词，所以此处需用形容词性物主代词，故选A。中考在线【解析】句意：那边的那个男孩是谁？是我的弟弟。因空格后有名词，而形容词性物主代词后跟名词，所以此处需用形容词性物主代词。故选C。【典题2】Who is the boy over there?Its _ brother.A.mine B.meC.my D.I中考在线【典题3】Is that _ schoolbag?No._ is white.A.his;His B.her;His C.he;His D.her;Her【解析】句意：那是他的书包吗？不是，他的是白色的。问句中的空格后有名词schoolbag，所以要用形容词性物主代词

19、，在句中作定语。答句中需要主语，所以要用名词性物主代词。he的形容词性物主代词与名词性物主代词都为his。故选A。中考在线【典题4】Is this _ dictionary?No,it isnt _.A.theirs;their B.hers;his C.your;mine D.your;my【解析】句意：这是你的字典吗？不，不是我的。句中第一空后有名词dictionary，所以要用形容词性物主代词；第二空后无名词，所以要用名词性物主代词，作表语。中考在线一、用所给词的适当形式填空 1.That is not _ kite.That kite is very small,but _ is ve

20、ry big.(I)2.The dress is _.Give it to _.(she)3.Is this _ watch?(you)No,its not _.(I)拓展迁移Keys:1.my/mine 2.hers/her 3.your/mine4._ is my brother._ name is Jack.Look!Those stamps are _.(he)5._ dresses are red.(we)What color are _?(you)6.Here are many dolls,which one is _?(she)拓展迁移Keys:4.He/His/his 5.Yo

21、ur/yours 6.hers7.I can find my toy,but wheres _?(you)8.Show _ your kite,OK?(they)拓展迁移Keys:7.yours 8.them 9.I have a beautiful cat._name is Mimi.These cakes are _.(it)10.Are these _ tickets?No,_ are not._ arent here.(they)拓展迁移Keys:9.Its/its 8.their/they/theirs 二、单项选择1.This is a girl._ name is Lily.A.

22、His B.She C.Her D.Its2.This is Wang Fang._ is twelve.A.His B.She C.Her D.Its3.I _ a girl._ name is Wang Hong.A.am;My B.is;Her C.am;Your D.is;His拓展迁移4.Li Lei _ a boy._ is in class 5.A.am;He B.is;She C.are;His D.is;He5.-Is the cat _friend?-Yes,_.A.your;it isnt B.he;it is C.your;it is D.her;it isnt6.Th

23、is is a bird.I dont know _name.A.its B.its C.it D.its拓展迁移课堂小结课后作业一、将下列句子变成一般疑问句 1.There is an ostrich in the zoo._ 2.It is a beautiful park._ 3.It is a big map._ 课后作业3.There are many stars in the sky._ 4.They are good friends._ 5.There are many books on the shelf._ 课后作业二、填上正确的人称代词和物主代词1._ is my frie

24、nd.他是我的朋友。2.My dog likes _.我的狗喜欢她。3.Who is there?Its _.是谁啊？是我。4.Come with _.跟我来。5._ classroom is bigger than _.你们的教室比我们的要大。6._ are Chinese.我们是中国人。课后作业三、用括号中的适当形式填空（1）Are these _（you）pencils?Yes,they are _（our）.（2）Whose is this pencil?Its _（I）.（3）I love _（they）very much.课后作业三、用括号中的适当形式填空（4）She is_（I）

25、classmate.（5）Miss Li often looks after_（she）brother.（6）Are these _（they）bags？No,they arent _(their).They are _(we).课后作业四、阅读理解Jim goes to Tokyo.He wants to see his aunt.But when he walks out of the station,he cant find his way.The city is now quite different.He sees a man outside a police station,so

26、he goes up to ask him for help.The man looks at him for a long time,then says,“Im sorry,sir.Im from another city.Im standing here and want to find a policeman.He may tell you the way.”课后作业1.Jim goes to Tokyo _.A to see his friend B to see his father C to see his classmate D to see his aunt 2.He goes

27、 to Tokyo _.A for the first time B for the last time C not for the first time D only one time3.The man _.A works in Tokyo B knows Jim C doesnt live in Tokyo D like the city课后作业4.The man _.A doesnt know the way B answers at once C doesnt want to answer D doesnt like Jim5.The best title is“_”.A Going

28、to London B Seeing his aunt C Seeing a policeman D Asking the way课后作业Keys:一、1.Is there an ostrich in the zoo?2.Is it a beautiful park?3.Is it a big map?4.Are there many stars in the sky?5.Are they good friends?6.Are there many books on the shelf?二、1.He 2.her 3.mine 4.me 5.Your/ours 6.We三、1.your/ours 2.mine 3.them 4.my 5.her 6.their/ours四、D/C/C/A/B谢谢！