英语物主代词用法及练习复习进程
英语物主代词用法及练习一、概念:物主代词表示“(人)的”,表所属关系。
形容词性物主代词是其中的一种,它具有形容词的特性。
二、用法：1、形容词性物主代词其后必须跟名词，不能单独使用,后面必接名词,表示所有. 举例： my pen我的钢笔 your bag你的书包his bike他的自行车 her desk她的书桌Is that your bike? 那是你的自行车吗?Those are our books. 那些是我们的书。
2、名词性物主代词可以单独使用，在句子中可以作主语、表语、宾语使用。
举例：my pen=mine My bag is red=mine is re2、性物主代词与名词性物主代词之间的关系为：名词性物主代词 =相应的形容词性物主代词＋名词例如：Your bedroom(=yours) is big. Mine (=My bedroom) is big, too. 你的卧室大。
我的卧室也大。
三、形容词性物主代词与名词性物主代词的练习用所给词的适当形式填空1. That is not _________ kite. That kite is very small, but _________ is very big. ( I )2. The dress is _________. Give it to _______. ( she )3. Is this ______ wat ch? (you) No, it’s not ____ . ( I )4. ________ is my brother. _________ name is Jack. Look! Those stamps are _________. ( he )5. ________ dresses are red. (we) What colour are_________? ( you )6. Here are many dolls, which one is ______ ? ( she )7. I can find my toy, but where’s _________? ( you )8. Show _________ your kite, OK? (they)9. I have a beautiful cat. _________name is Mimi. These cakes are _________. ( it )10. Are these ________ tickets?No, _____ are not ______. _____ aren’t here. ( they 单项选择.1.Thisis agirl._____name isLily.A.HisB.SheC.Her D.Its2.This is Wang Fang._____ is twelve.A.HisB.SheC.HerD.Its3.I _____ a girl._______ name is Wang Hong.A.am;MyB.is;HerC.am;YourD.is;His4.Li Lei ______ a boy._____ is in class5.A.am;HeB.is;SheC.are;HisD.is;He5.-----Is the cat ______-friend?------Yes,_______.A.your;it isn’tB.he;it isC.your;it isD.her;it isn’t6.This is a bird. I don’t know _______name.A.its’B.it’sC.itD.its7.-------How old is Spotty?-----_______ five.A.its’B.It’sC.itD.its8.what’s this? It’s ______pencil.A.my aB.a myC.my theD.my9.I think _____ Mrs Wang.A.he’sB. HisC.she’sD.it’s10-----What’s that? -----_____ is a cat.A.ItB.HeC.SheD.You11.This new computer is____, I must look after ____ computer.A. my, mineB. mine, myC. my, myD. mine, mine12.It’s seven o’clock in the morning.Let’s ___ .A. go to bedB. go to schoolC. to go to homeD. going to school13.____________? It’s ten.A. What colour is itB. What time is itC. How old is heD. What’s five minus five14.–Is this new bag ___ ?--No, it’s ____ .A. his, hisB. his, hersC. yours, myD. hers, your15.–Is Tom a friend of yours?--Yes, he is a friend of ____ .A. IB. meC. myD. mine16.There are his trousers. Give ____ .A. it to himB. him itC. them to himD. him them 18There ____ on the wall .They are very beautiful.A. are photoesB. are photosC. is a photoD. is photos19 This car ____ made in Shanghai.A. is B .are C .were D .has20 There are four ____ and two ____ in the group.A. Japanese, Germen B Japaneses, GermenC. Japanese,GermanD.Japanese, Germans.21 That’s ____ art book.A. anB. aC. the D are22. The boys have got ____ already.A. two breadB. two breadsC. two pieces of breadD. two piece of bread23. The old man wants ____ .A. six boxes of applesB. six boxes of appleC. six box of applesD. six boxs of apples24. There ____ some ____ in the river.A. is, fishB. are, fishsC. is, fishsD. are, fish25. There ____ two ____ in the box.A. is watchB. are watchesC. are watchD. is watches26. We should clean ____ twice a day.A .our tooth B. our tooths C. teeth D. our teeth 127.The _____ meeting room is near the reading room.A. teacherB.teacher’sC.teachers’D.teachers28. This is my book. ＿＿ are over there.A. YourB. YoursC. YouD. Mine29. Whose pen is it? It’s ＿＿.A. herB. hersC. sheD. his30. ＿＿ bag is new and ＿＿ is new, too.A. Our, heB. Ours, hisC. My, hisD. My, her给下列单词分类，将其序号填在横线上A myB yourC mineD ourE yoursF herG oursH theirsI hersJ theirK his1形容词性物主代词2名词性物主代词单项选择（）1 bag is this？ It’s Mary’s。
A.What B.Who C.Whose（） 2.Look!There a picture of Hainan.A amB areC is（）3 Are these books ours?A.Yes,they are B Yes,it is C No,they are ours.按要求改句子1This pencil is Lucy’s.(对划线部分提问)is this?2 Are those bags his?(作肯定回答)Yes,3 The yellow pen is Mike’s.(改为一般疑问句)the yellow pen ?4 beautiful ,picture,Yunnan,this,of,is(.) (连词成句)同义句改写1 This is my book.This book .2 That is her bag.That bag .3 It’s your cat.The cat4 It’s their horse.The horse选择正确的中文翻译（）1.think A歌曲（）2.bank B 思考（）3.song C 银行（）4pink D谢谢（）5thank E粉红色读出以下单词long sing ring young think ink trunk pinkdrink thank morning bank eating英语阅读理解（一）It is Sunday today.The weather is fine. Bob and Jane are in the park. It is a big park. They can see many pe ople there. They come here to have a rest after a wee k’s hard work and st udy. Some boys are playing ches s on the grass. Some girls are singing and dancing. A n old woman is reading a newspaper under a tall tree.A young man and his little son are playing with a toy car. How happy they are!判断正误，正确的在括号内写“T”，错误的写“F”（）1. The weather is very good on Sunday.（）2. Bob and Jane go to the park to workand study..( ）3. A young woman and her little son areplaying with a toy car.（）4. A lot of people are playing football onthe grass.（）5. All the people in the park look veryhappy.。
物主代词的讲解及练习
Thank you for
listening!
的讲解及练习
物主代词是表示“~的” 意思。分为形容词性
物主代词和名词性物主代词：
人称
人称代词 形容词性 名词性物 中文意思 （主格） 物主代词 主代词
第一人称单数 I （我） my
mine
我的
第一人称复数 we （我们） our
oursBiblioteka 我们的第二人称单数 you （你） your
yours
你的
第二人称复数 you （你们） your
（先提及，大家才明白）
4. 名词性物主代词=形容词性物主代词+名词
为避免重复使用名词，有时可用“名词性物 主代词”来代替“形容词性物主代词+名词” 的形式。
例：My bag is yellow, her bag is red, his bag is blue and your bag is pink.
2. He likes my pen. He doesn”t like hers.
他喜欢我的钢笔。不喜欢她的。
3. 注意：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， 已经提起过。
例：It’s hers. 是她的。
（单独使用大家不知是怎么回事，不可以这样用）
There is a book. It’s hers. 那有本书。是她的。
they)
6. Do you like __y_o_u_r______ Chinese teacher? I love ___________ Chionuesre teacher very much. (you, we) 7. They're doing ___th__e_ir_____ homework. (they) 8. Whose knife is it? It's ___h_e_r_s_____. (she) 9. I have a cat. ___It_s_______ name is Mimi. (It) 10. How does Mike spend ____h_i_s_____ holiday? (he)
【英语单词记忆】高中英语代词用法复习讲解及练习
【英语单词记忆】高中英语代词用法复习讲解及练习高中英语代词用法复习讲解及练习本文主要讲解人称代词，物主代词，指示代词，相互代词，反身代词，疑问代词，关系代词及他们的相关用法并带有相关练习代词就是替代名词的词类。
大多数代词具备名词和形容词的功能。
英语中的代词，按其意义、特征及在句中的促进作用分成：人称代词、物主代词、命令代词、自身代词、相互代词、疑点代词、关系代词和不定代词八种。
一、人称代词是表示\"我\"、\"你\"、\"他\"、\"她\"、\"它\"、\"我们\"、\"你们\"、\"他们\"的词。
人称代词有人称、数和格的变化，见下表：数单数复数格主格宾格主格宾格第一人称imeweus第二人称youyouyouyou第三人称hehimtheythemshehertheythemitittheythem例如：heismyfriend. 他是我的朋友。
it\'sme. 就是我。
二、物主代词是表示所有关系的代词，也可叫做代词所有格。
物主代词分形容性物主代词和名词性物主代词两种，其人物和数的变化见下表。
数单数复数人称第一人称第二人称第三人称第一人称第二人称第三人称形容词性物主代词myyourhis/her/itsouryourtheir名词性物主代词mineyourshis/hers/itsoursyourstheirs比如：ilikehiscar.我讨厌他的小汽车。
ourschoolishere，andtheirsisthere.我们的学校在这儿，他们的在那儿。
三、命令代词则表示\"那个\"、\"这个\"、\"这些\"、\"那些\"等命令概念的代词。
命令代词存有this，that，these，those等。
物主代词复习课件
使用场景举例
01
形容词性物主代词使用场景
当需要表示某物属于某人时，使用形容词性物主代词。例如：“This is
my book.”（这是我的书。）
02 03
名词性物主代词使用场景
当需要代替某个已提及的名词，并表明其所有权时，使用名词性物主代 词。例如：“The book is mine, not yours.”（这本书是我的，不是 你的。）
表示所属关系
形容词性物主代词表示所属关系，即某 物属于某人。例如：“Her hair is long.”（她的头发很长。）中，“her” 表示“头发”属于“她”。
典型错误分析
误用为名词
形容词性物主代词不能单独使用，必须后接名词。例如：“This is mine book.”（这是我的 书。）是错误的，应该改为“This is my book.”。
举例3 These apples are red, but those apples are green.（这些苹果是红色的，但那些苹果是绿色的。）在 这个例子中，“these”和“those”是指示代词，分别用于指示“这些苹果”和“那些苹果”。
05
练习题精选与解析
选择题
• This is book. That is .（这是我的书。那是你的。）
选择题
A. His B. Her
C. My
选择题
答案：A
解析：根据前句“This is my father.”可知，此处应用形容词性物主代词his来修饰名词name，表示“他 的名字”。
填空题
• That is not kite. That kite is very small, but is very big. （那不是他的风筝。那个风筝非常小，但是我的非常大。）
小学英语代词语法复习及练习ppt课件
.
A. you; she B. your; she D ( ) 2. --Is this David’s bag?
--Sorry, this is my bag.
C. you; her D. your; hers is无ov名er出th名ere.
A. Mine B. Hers C. He D. His
( ) 5. Mr. Brown will teach ________ math next month.
B A. we
B. us
C. our
14
I
my
I
me 二．填入正确的人称代词或物主代词。
1.
am Mike. This is
dog.
like it veryHmeuch. My dog likes ______, too.
, Peter?” says Tom.
B. mine
C. I
D. my
( ) 2. Please
before six o’clock tomorrow morning. Please+V.原
A. wake up me B. wake me up
C C. to wake up me D. to wake me up ( ) 3. -What’s this in English?
(I) 2. Be quiet. Mr. Zhang is talking. himis a very good teacher. Let’s listen to______ (he).
3. Let _____u(swe) help
(she). her
4. Please tell ______ (she) we are having a good time. 5. Tigers are big and strohnegr. _____ can run and jump. Do you like _____? (they)
六年级下册英语人称代词和物主代词专题复习
六年级下册英语人称代词和物主代词专题复习姓名：______________一．语法：人称代词和物主代词的用法 一．人称代词二．人称代词的用法1）★ 主格在句中作主语，表示“谁”怎样了，干什么了。
如： I am a teacher ． Are you OK ？ 2）★ 宾格在动词和介词后作宾语。
如： Please give me a pen ．3) ★ 单数人称代词连用时，其词序为：二，三和一。
如： you and I ； you and he ； he and I ；you ，he and I4) ★ 复数人称代词连用时，其词序一般和汉语一样。
如： we and you ； you and they三．物主代词1) 形容词性物主代词常放在名词前做定语，表是“谁的”。
2) 名词性物主代词指物的主人，表示所属关系。
四．口诀1)________ 一般放在第一个动词_______, _______一般放在第一个动词_________； 2）_______________一般带____________, ____________一般单独使用，不带___________举一反三: 用所给代词的正确形式填空。
1. These are ____________ ( he ) brothers.2.That is __________( she ) sister.3.Lily is _______ ( Lucy ) sister.4.Tom, this is _____ ( me ) cousin, Mary.5.Now _____________(her parent) are in America.6.Those __________ ( child ) are _____ ( I ) father’s students.7.Do you know ___________ ( it ) name?8.Mike and Tom __________ ( be ) friends.9.Thanks for helping ________( I ).10.___________(Ann安)mother is _________(we) teacher.11.Look at _______(he)12.I drive _______(they) to the park every day.13.Mr Yang is _____(we) teacher.______(him) is from Beijing. ______(his) teaches_____(our) English.14.Look,there is a cat.___________(it) is Lily's._________(it) name is Mimi.15.Let__________(I) tell __________(she) about__________(he) life at school.16.This is __________(they) room. Where is _____(our)?17.Don't use the eraser. It is ______(me).18.The lady under the tree is ______(me) aunt._____(her) often sings with _____(she) husband19.This is _______(I) book, ________(you) is on the desk.20.Is the book _______________(you)? Yes, it is ___________(I )21.22.23.B案小六下英语动态教案A案Unit 3 We should learn to take care of ourselvesPeriod 1一、教学目标(一)语言目标：1．能听懂、会说、认读词组keep our bodyclean, eat healthy, feel happy, do exerciseevery day 等。
初一英语下册人称代词,物主代词和反身代词复习练习.doc
初一英语下册人称代词，物主代词和反身代词复习练习初一英语下册人称代词，物主代词和反身代词复习练习内容如下：一、人称代词1、人称代词的用法（1）通常主格作主语（在句首，动词前）。
例如：Iliketabletennis.（作主语）（2）宾格作宾语（在动词或介词后）或作表语（在be动词后）。
例如：Doyouknowhim?（作宾语）---Whoisknockingatthedoor?---Itsme.（作表语）（3）人称代词在than之后与其他人或事物进行比较时，用主格和宾格都可以。
例如：HeisolderthanI/me.（4）单独使用的人称代词通常用宾格，即使它代表主语时也是如此。
例如：---IlikeEnglish.我喜欢英语。
---Metoo.我也喜欢。
2、人称代词并列时的排列顺序（1）单数人称代词并列作主语时，其顺序为：第二人称第三人称第一人称，即you,he/she/itandI（若错误责任，第一人称应当先）。
例如：ItwasIandJohnthatmadeherangry.2）复数人称代词作主语时，其顺序为：第一人称第二人称第三人称，即we,youandthey二、物主代词表示所有关系的代词叫物主代词。
物主代词分形容词性物主代词和名词性物主代词。
1、形容词性物主代词的作用相当于形容词，在名词前作定语，不能单独使用。
例如：Ourteacheriscomingtoseeus.Thisisherpencil-box.2、名词性物主代词的作用相当于名词。
为了避免重复使用名词，我们经常用名词性物主代词来代替形容词性物主代词+名词的形式，在句中可用作主语、宾语和表语，只能能单独使用。
例如：Ourschoolishere,andtheirsisthere.（theirs=theirschool,作主语）IsthisEnglishbookyours?（yours=yourEnglishbook,作表语）Ivealreadyfinishedmyhomework.Haveyoufinishedyours?（yours=yourhomework,作宾语）Isthisyourbookormine?这本书是你的还是我的？三、反身代词英语中用来表示我自己、你自己、他自己、我们自己、你们自己、他/她/它们自己等意义的代词称为反身代词。
最新英语物主代词用法及练习
形一、概念:物主代词表示“(人)的”,表所属关系。
形容词性物主代词是其中的一种,它具有形容词的特性。
二、用法：1、形容词性物主代词其后必须跟名词，不能单独使用,后面必接名词,表示所有. 举例：my pen我的钢笔your bag你的书包his bike他的自行车her desk她的书桌Is that your bike? 那是你的自行车吗?Those are our books. 那些是我们的书。
2、名词性物主代词可以单独使用，在句子中可以作主语、表语、宾语使用。
举例：my pen=mine My bag is red=mine is re2、性物主代词与名词性物主代词之间的关系为：名词性物主代词=相应的形容词性物主代词＋名词例如：Your bedroom(=yours) is big. Mine (=My bedroom) is big, too. 你的卧室大。
我的卧室也大。
三、形容词性物主代词与名词性物主代词的练习用所给词的适当形式填空1. That is not _________ kite. That kite is very small, but _________ is very big. ( I )2. The dress is _________. Give it to _______. ( she )3. Is this ______ wat ch? (you) No, it’s not ____ . ( I )4. ________ is my brother. _________ name is Jack. Look! Those stamps are _________. ( he )5. ________ dresses are red. (we) What colour are_________? ( you )6. Here are many dolls, which one is ______ ? ( she )7. I can find my toy, but where’s _________? ( you )8. Show _________ your kite, OK? (they)9. I have a beautiful cat. _________name is Mimi. These cakes are _________. ( it )10. Are these ________ tickets?No, _____ are not ______. _____ aren’t here. ( they 单项选择.1.This is a girl._____ name is Lily.A.HisB.SheC.HerD.Its 2.This is Wang Fang._____ is twelve.A.HisB.SheC.HerD.Its3.I _____ a girl._______ name is Wang Hong.A.am;MyB.is;HerC.am;YourD.is;His4.Li Lei ______ a boy._____ is in class5.A.am;HeB.is;SheC.are;HisD.is;He5.-----Is the cat ______-friend?------Yes,_______.A.your;it isn’tB.he;it isC.your;it isD.her;it isn’t6.This is a bird. I don’t know _______name.A.its’B.it’sC.itD.its7.-------How old is Spotty?-----_______ five.A.its’B.It’sC.itD.its8.what’s this? It’s ______pencil.A.my aB.a myC.my theD.my9.I think _____ Mrs Wang.A.he’sB. HisC.she’sD.it’s 10-----What’s that? -----_____ is a cat.A.ItB.HeC.SheD.You11.This new computer is____, I must look after ____ computer.A. my, mineB. mine, myC. my, myD. mine, mine12.It’s seven o’clock in the morning.Let’s ___ .A. go to bedB. go to schoolC. to go to homeD. going to school13.____________? It’s ten.A. What colour is itB. What time is itC. How old is heD. What’s five minus five14.–Is this new bag ___ ?--No, it’s ____ .A. his, hisB. his, hersC. yours, myD. hers, your15.–Is Tom a friend of yours?--Yes, he is a friend of ____ .A. IB. meC. myD. mine16.There are his trousers. Give ____ .人称意义数量人称代词物主代词主格宾格形容词性名词性第一人称我单数I me my mine 我们复数we us our ours第二人称你单数you you your yours 你们复数you you your yours第三人称他单数he him his his 她she her her hers 它It It its its 他/她/它们复数they them their theirs精品文档A. it to himB. him itC. them to himD. him them 18There ____ on the wall .They are very beautiful.A. are photoesB. are photosC. is a photoD. is photos19 This car ____ made in Shanghai.A. is B .are C .were D .has20 There are four ____ and two ____ in the group.A. Japanese, Germen B Japaneses, GermenC. Japanese,GermanD.Japanese, Germans.21 That’s ____ art book.A. anB. aC. the D are22. The boys have got ____ already.A. two breadB. two breadsC. two pieces of breadD. two piece of bread23. The old man wants ____ .A. six boxes of applesB. six boxes of appleC. six box of applesD. six boxs of apples24. There ____ some ____ in the river.A. is, fishB. are, fishsC. is, fishsD. are, fish25. There ____ two ____ in the box.A. is watchB. are watchesC. are watchD. is watches26. We should clean ____ twice a day.A .our tooth B. our tooths C. teeth D. our teeth 127.The _____ meeting room is near the reading room.A. teacherB.teacher’sC.teachers’D.teachers28. This is my book. ＿＿are over there.A. YourB. YoursC. YouD. Mine29. Whose pen is it? It’s ＿＿.A. herB. hersC. sheD. his30. ＿＿bag is new and ＿＿is new, too.A. Our, heB. Ours, hisC. My, hisD. My, her 给下列单词分类，将其序号填在横线上A myB yourC mineD ourE yoursF herG oursH theirsI hersJ theirK his1形容词性物主代词2名词性物主代词单项选择（）1 bag is this？It’s Mary’s。
物主代词的用法归纳
物主代词的用法归纳一、物主代词的概念与分类物主代词是指在句中替代名词并表示所属关系的代词。
它可以用来代替人称代词后面的名词，或者直接代替名词本身。
在英语中，物主代词分为两种类型：形容词性物主代词和名词性物主代词。
形容词性物主代词用来修饰名词，并紧跟在名词之前。
形容词性物主代词有：my, your, his, her, its, our 和 their。
名词性物主代词则直接充当名称，可以独立使用而不需要跟任何其他名字连用。
这类物主代词有：mine, yours, his, hers, its, ours 和 theirs。
二、形容词性物主代词的用法1. 形容动宾关系：形容动作的对象属于某个人时，常使用形容成员家族关系的特殊化称谓进行表达。
例子：- This is my father's car.这是我父亲的车。
- I saw her sister yesterday.我昨天见到了她的姐姐。
2. 表示所有权：形容性物主代词也可用来表示某样东西是某人所有。
例子：- Is this your book?这是你的书吗？- His laptop is better than mine.他的笔记本比我的好。
3. 形容非生物体的属性：形容性物主代词还可以用来表示非生物体的特定属性或性质。
例子：- The tree has lost its leaves.树叶都掉光了。
- Our flight was delayed due to its engine problems.我们的航班因发动机故障而延误。
三、名词性物主代词的用法1. 表示归属关系：名词性物主代词可以独立使用，表示所属关系。
例子：- Whose bag is this? It's mine.这是谁的包包？这是我的。
- This house is hers, not his.这座房子是她的，不是他的。
2. 强调主体身份：名词性物主代词也可用来强调自己或他人在群体中的身份。
人称代词和物主代词复习
代词和介词复习及练习一、人称代词例句：1、主格或主语：动作行为的主体。
例句：I want you. (中国好声音经典台词） ______ 是主语 We are students. ______ 是主语2、宾格或宾语：动作行为的对象。
例句：I want you. ______ 是宾语 We are students. ______ 是宾语二、物主代词形容词性物主代词+ 名词= 名词性物主代词This is my schoolbag.这里的my是一个______性物主代词，它只是作一个形容词用，后面必须再跟一个具体表示某个东西的名词，而This schoolbag is mine.这里的mine是一个_______性物主代词，它的后面不能再有其它的名词。
练习一．填写下列表格中代词。
三.用所给词的适当形式填空。
1. That is not _______ room. That room is very small, but _______ is very big. ( I )2. Is this _________ watch? (you) No, it’s not _________ . ( I )3. _________ is my brother. ________ name is Jack. ( he )4. I have a beautiful cat. _________name is Mimi. ( it )5. _________ is my aunt. Do you know _________ job? _________ is a teacher. ( she )6. I have a lovely brother. _________ is only 3. I like _________ very much. ( he )7.—Who is that girl?—____(her) is my friend. ____(she) name is Jane Brown.8.—Is that English book ____(you), Jack?—Yes, it is.9. These are ______(we) pencils, and those are _____(they) pencils.10.—Kate, is that ____(you) clock?—No, it isn’t. I think it’s ______(he).11.This is _____(I) English book, but that dictionary is not______(I).。
中考英语语法复习代词讲解+练习
中考知识点--代词解析+练习代词包括：人称代词/ 物主代词/ 反身代词/ 指示代词/相互代词/ 不定代词/ 疑问代词和关系代词1.人称代词--为了避免重复而用来代替前面所提到过的人/动物/事物的词。
This is our new car. I bought it last month.人称代词有人称/ 数和所有格的变化。
I am a student.Please tell me how to do.1）人称代词作主语时，要和其后的谓语在数上保持一致，即主谓一致。
（另外谓语动词还要注意时态和人称的变化）My sister is very clever.They were complaining about her when she was passing the door.She knows it is a man’s world.2)人称代词的顺序排列（1）单数人称代词并列时，第一人称后置，第二人称前置，第三人称位于第二人称之后/第一人称之前。
You, he and I will take part in the party this Sunday.（2）复数人称代词并列时，第一人称前置，第三人称后置，第二人称位于第一人称之后/第三人称之前。
We, you and they are in the same school.（3）在“及物动词+副词”的结构中，作宾语的人称代词放在动词和副词之间：The radio is too noisy. Pls turn it off.3)代词it 的特殊用法：（1）代替前面已经提到的事物，代替不确定的人或事物，代替性别不明的婴儿或动物。
It’s a lovely baby. Is it a boy or a girl?（2）指时间/距离和自然现象How long is it?（3）作形式主语It’s a good idea to go home.（4）构成强调句型It is + 被强调部分+that/who +其他It is he who wants to have a rest.2.物主代词--是人称代词的所有格，表所属，同时有指代作用。