(初一下册英语)名词性物主代词和情态动词can的用法

1、名词性物主代词与情态动词名词性物主代词一、表示“我”、“你”、“他”、“她”、“它”、“我们”、“你们”、“他们”的词，叫做人称代词。人称代词有人称、数和格的变化，见下表：人称单数复数主格宾格主格宾格第一人称Imeweus第二人称youyouyouyou第三人称hehimtheythemsheheritit（1）人称代词主格：作主语，表示谁怎么样了、干什么了。如：I am a teacher. You are student. He is a student, too. We / You / They are students.（2）人称代词宾格作宾语，表示动作行为的对象。如：Give it

2、to me.  Lets go (lets =let us)二、物主代词：表示所有关系的代词叫做物主代词，也可叫做代词所有格。物主代词分形容词性物主代词和名词性物主代词二种，其人称和数的变化见下表。数、人称、类别单 数复 数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myyourhisheritsouryourtheir名词性物主代词mineyourshishersitsoursyourstheirs（1） 形容词性物主代词( my / your / his / her / its / our / their )+名词。如：her book my teacher

3、his bike（2） 名词性物主代词则相当于“形容词性物主代词+名词”,故其后不必加名词。如：Is this your book? No,，it isnt， its hers(her book) This pen is mine.人称代词与物主代词用法的练习题一、填表人称单数复数主格宾格主格宾格第一人称Iwe第二人称youyouyou第三人称himtheysheit二、填空： 7 / 71.Let _ (I) help _ (you).2.Let _ (we) go.3.(I) _ are students.4.I can't find _ (they). 5.Give _ (he)

4、 the book.三、选择1._are in the same class.A.Her and me B.She and l C.Me and her D.l and she2.Please call _ at 256-5896A me B my C I D mine3.-Do you like these computers?-No,I don't like_.A it B them C they 5.Our tercher think_are right.A.We B.us C it D she6._go to the party.A.He,I and you B.I, you

5、and he C.You,I and he D.You,he and I四、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.（4）She is_（I）classmate.五、代词练习：A. 写出各个代词的对应项。人称代词主格人称代词宾格形容词性物主代词名词性物主代词IyouhisheritusyoutheirB. 用代词的适当形式填空。1. Miss Gao teaches _ English at sc

6、hool. (we) 2. I need a new schoolbag, so _ mother buys one for _. (I)3. This is not my dictionary. This is _ (she)4. This book is not _(he)5. Look at _ mouth. (I )6. They are _ parents. (he)7.Your school is newer(更新) than(比) _ . (she) 8. _ classroom is bright(明亮).(I )9. He is _ father . (Bob)10. Tha

7、nk you for helping _(I )11.This isnt _pen. _ is over there. (she)12._ school is far away from (远离) _ home. (he)六、用所给词的适当形式填空。 (we) _ can go to the zoo by bus. Ms Ding teaches _(we) maths. Bob loves _(he) mother very much. Do you know _ (they) new teacher? _(we) new model plane can fly very high. I h

8、ave a lovely(可爱的) cat, _(it) name is Carl. Jim is a very good boy. We all like _(he). The boy under the tree is Henry. This is _ (he) bike. She doesnt like _(she) new skirt.Who bought(买) it for_(she)? Who is the man over there(那边 )? He is _(we) teacher. Is this red bag yours? No, _ is yellow. ( I )七

9、、改错， 判断下列句子中的代词是否有错误，如果有请改正。1I like he. 2. This car is your. 3.We call they lions(狮子). 4. Those model planes are my. 5. Can me help you? 6. What is she name? 7. She is reading(读) a book for they.8. This book isnt her, its mine.八、练习：1. This is not _ desk. My desk is over there.2. Can you spell _ name

10、, Harry? Sorry.3. Tom and Jack are brothers. This is _ room.4. We are in the same class. _ classroom is very nice.5. Mrs Green is my teacher. Im _ student.6. Thats a cat. _ name is Mimi.7. Tom is in the room. This is _ pencil-box.8. Sam and Peter, look at _ hands(手). They are so dirty.9. Mike, is th

11、is _ picture? Yes, it is.10. Can we put(放) _ shorts here? Yes, you can.11. Mom, they are _ classmates Rose(女) and _brotherDavid.12. Jack, where are _ socks?答案1.my 2.your 3.their 4.Our 5.her6.Its 7.his8.your9.your10.our 11.my,her 12.your九、用括号中的适当形式填空（1）Are these _（you）pencils?Yes, they are _（our）.（2）

12、Whose is this pencil?Its _（I）.（3）I love _（they）very much.（4）She is_（I）classmate.（5）Miss Li often looks after(照顾)_（she）brother.（6）Are these _（they）bags ？No, they arent _（their）. They are _（we）. 参考答案：1. yourours2. mine3. them4. my5. her6. their, theirs, ours情态动词一、情态动词can有一定的词义,但不能独立存在,它必须与动词原形一起构成谓语。情

13、态动词can没有人称和数的变化。其具体用法如下:1. 表示"能、会",指脑力或体力方面的"能力"。例如: I can speak English.我会讲英语。 Jim can swim but I can't.吉姆会游泳,但我不会。2. 表示"可能",常用于否定句或疑问句中,指某种可能性。例如:Han Mei can't be in the classroom.韩梅不可能在教室里。Can he come here today, please?请问他今天能到这里来吗？3. 表示"可以",常用于口语中,

14、指许可或请求做某事。例如: Can I have a cup of tea, please?请问我可以喝一杯茶吗？You can go out.你可以出去了？补充: can在口语中可以代替may,表示许可或可以。can't在口语中代替mustn't时,表示禁止或不准。例如:You can't play football in the street.不准在马路上踢足球。 态动词can的过去式could,用于现在时,可使语气更委婉、更客气。例如:Could you help me with my English?你能帮助我学习英语吗？情态动词can的基本句型1. 肯定句型为

15、:主语+can+动词原形+其它。例如: They can play basketball.他们能打篮球。 She can dance.她会跳舞。You can go to watch TV.你可以去看电视了。2. 否定句型为:主语+can not(can't/cannot)+动词原形+其它。表示"某人不能(不会。不可能)做"。其中can't是can not的缩略式,英国多写成cannot。例如:You cannot pass the ball like this.你不能像这样传球。 I can't ride a motorbike.3.疑问句句型分为

16、:一般疑问句句型和特殊疑问句句型两种类型。一般疑问句句型为:Can+主语+动词原形+其它。表示"某人会(能。可以)做吗？",用于口语时,常表示请求或许可。其肯定答语用""Yes,主语+can."作答;否定答语用"No,主语+can't."作答。注意答语中作主语的人称代词,应根据问句中的主语作相应的变化。其变化规则为:第一人称问,则第二人称答;第二人称问,则第一人称答;第三人称问,第三人称答。例如:-Can you sing an English song for us?你可以为我们大家唱一首英语歌吗？ -Yes.行。

17、(注意在Yes后面常省略I can)-Can I skate?我可以滑冰吗？ -Yes, you can.可以。 -Can she climb hills?她能爬山吗? -No, she can't.不,她不能。特殊疑问句句型为:a. Who+can+动词原形+其它。该句型中who相当于主语。例如:-Who can sing in English in your class?你们班上谁会用英语唱歌？ -Lily can.莉莉会。b.特殊疑问词(作定语)+名词+can+主语+动词原形+其它。该句型中的特殊疑问词常用how many, how much等。例如:-How many boat

18、s can you see in the river?你能看见河中有多少只船吗？-Only one boat.仅有一只。c.特殊疑问词+can+主语+动词原形+其它。该句型中的特殊疑问词常用what, where, when等,一般用肯定陈述句作答。例如:-What can you see in the picture?你能在图画中看到什么？-I can see some birds and two big trees in it.我能看到一些鸟儿和两棵大树。练习题：1. -Can you play with a yo-yo, Jim?-Yes, I_. It's easy.A. must B. can C. need D. may2. You_go and ask Meimei. She_know the answer. A. must, can B. must, may C. need, can D. can, may3. -_I take the magazine(杂志)out of the reading