人称代词作主语通常要与随后的动词保持人称的一致。例如： I am a teacher. You are a student. He is a doctor. She is a nurse. It is a computer. 2．数的一致
人称代词应与它的先行项在单、复数形式上保持一致。例如： Jenny is a nurse. She works at our school clinic.
Here are a few TV sets for sale. They are all make in Japan. You, Mike and Andy have finished your work. You can go. 3．性的一致
John didn’t find us, so he left.
Jane hasn’t been back, so we are waiting for her. That vase is valuable. It is more than 300 years old. 如果是类指，则代词和物主限定词可用he/his:
A teacher should offer his students challenging projects. 5．格的选择
人称代词作主语用主格，作宾语用宾格，表示“所有”用属格。 I teach him Chinese. He teaches me English.
This is my bag, that one is yours. 人称代词在介词之后常用宾格： I brought some story books for them. They are talking about me.
Most of us like learning English.
Who is it?-It’s me.
If I were him, I would not do that thing.
★ It 可以有许多用法，表示：
a. 某样东西：Where’s my map? I left it on the table.
b. 抽象事物：You saved my life. I shall never forget it.
c. 不知性别的孩子：What a beautiful baby!—Is it a boy?
d. 某种感觉或情况：Where does it hurt? How is it going with you? e. 是谁：Who is it(that)?—It’t me.
f. 时间、日期等：What time is it ? –It’s eight o’clock.
g. 天气、环境：It’s raining. h. 距离等：How far is it to New York? --It is 800 kilometers.
我是一名学生。 __I___ am a student.
妈妈喜欢我。 Mother likes ___me___.
2、We 和 us.
我们是中国人。 ____We___ are Chinese.
父母爱我们。 Parents love __us____.
你是一名学生。 You are a student. 我喜欢你。 I love you. 你们是学生。 You are students 我爱你们。 I love you.
4、你能推出she 和 her的位置吗？
她是一名护士。 __She____ is a nurse.
你能帮助她。 You can help _her_____.
他是我的朋友。____He__ is my friends. (想想用he还是him呢？) 我想和他一起玩。I want to play with ____him__.
-Where is my car?
-___It__ is over there.
指天气 It is raining outside.
指气候 It is cold in Harbin.
指时间 -What time is it ?
-It’s six o’clock.
______They_ are listening to the radio.
There are some cats, I like _them
____ very much.
1、_____（我） am a teacher.
2、My father is talking with______（我）
3、_______ are Chinese.（我们）
4、Her sister is helping ______.（我们）
5、_____ are a beautiful girl.（你）
6、_____ are students.（你们）
7、____ is a cat.（它）
8、______ are playing football.（他们）
9、______ often goes to the park after school.（他）
10、My dog likes _____.（她）
Is this your book?
No，it isn’t, it’s hers.(her book)
These are my books. These books are mine.
This is my cup. Yours is the blue one.
My husband’s father is a doctor. Mine is a lawyer.
My sister makes friends wherever she goes. Jack is just a friend of hers. ★ Yours 常常写在信末：
Yours faithfully, yours truly, yours sincerely, yours, yours ever
例句： 你知道形容词性物主代词和名词性物主代词的区别吗？ 1、.形容词性物主代词起形容词的作用，用在名词前。
This is my book. 这是我的书。
We love our motherland. 我们热爱我们的祖国。
Look at the two pencils. The red one is yours and the blue one is mine. 看那两支铅笔，红的是你的，蓝的是我的。
He likes my pen. He doesn't like hers.
1. This is（my / I）mother.
2. Nice to meet （your / you）.
3. （He / His）name is Mark.
4. What’s（she / her）name?
5. Excuse（me / my / I）.
6. Are（your / you）Miss Li?
7. （I/ My）am Ben.
8. （She / Her）is my sister.
9. Fine , thank （your / you）.
10. How old is （he / his）
1. Mary works in a bookstore. likes work very much.
2. John and I are in the same school. go to school together.
3. She is a friend of 4. Her sister makes all own dresses.
5. I have many friends. Some of are good at English.
6. May I use bike? is broken.
7. Everybody is here except Ann and ________ friend Jane. ________ are in the library now.
1. Who’s singing over there ? — ________ is Sandy’s sister.
A. That B. It C. She D. This
2. ________ will spend the summer holiday in Hawaii.
A. She, you and I B. You, she and I
C. I, you and she D. Her, me and you
3. Between you and ________, he is not a real friend.
A. me B. I C. he D. his
4. My uncle bought a new bike for ________.
A. theirs B. they C. me D. I
5. Mr Smith often praises（表扬） _____ in class.
A. he B. him C. I D. me
6. Here’s a postcard for you, Jim! — Oh, ________ is from my friend, Mary.
A. he B. it C. she D. it’s
7. Don’t shake（摇） the young tree. ___ leaves are falling off（掉落）. You should look after __.
A. It, it’s B. It’s, it C. Its, it D. It, it
If one wants knowledge of a skill, one must take part in it oneself.
He went there himself the day before yesterday.
1) (all) by oneself 单独地
When I was young, I had to make a living all by myself. Would you go there by yourself?
2) to oneself 独自享用
When he eats in a restaurant, he likes a table to himself.
3) for oneself 为自己；独自
One shouldn’t live for himself alone.
You must find it out for yourself.
4) of oneself自动地
The door opened of itself.
5) between ourselves私下里
Just between ourselves, I don’t think much of him.
6) in oneself本身
The materials in themselves were not poisonous.
7) beside oneself喜怒时发狂
She was beside herself with joy.
8) by itself自然地
The machine will start by itself in a few seconds.
1) be not oneself身体不好
I’m not quite myself today.(I’m unwell.)
2) enjoy oneself玩得很痛快
3) help oneself to sth. 随便吃
Please help yourself to some fish.
4) teach oneself sth.自学
When he was young, he taught himself advanced mathematics.
5) accustom oneself to 习惯于
He quickly accustomed himself to this new way of life.
6) devote oneself to致力于
I am determined to devote myself to the cause of education.
7) adapt oneself to适应
She quickly adapted herself to the new climate.
8) adjust oneself to调整；适应
The body quickly adjusts itself to changes in temperature.
9) behave oneself举止得体
Please behave yourselves.
10) dress oneself穿衣服
He is too young to dress himself.
11) seat oneself就坐
He seated himself in the chair and began to read the novel.
12) make oneself heard / understood / seen / known / believed让自己被（别人）听见/听懂/看见/认识/相信
He raised his voice to make himself heard by all.
13) find oneself无意识中发现自己
At last, we found ourselves in a pleasant park with trees providing shade and sat down to eat our picnic lunch.
14) express oneself清楚表达自己的意思
He is still unable to express himself in English.
15) talk to oneself自言自语
16) come to oneself 苏醒
1.Is that car yours? Yes, it is ______.
2.How is Mr Li? _______is fine, thanks.
3.Put on______ hat! I am going to put it on.
4.Who is that over here? It is_______.
5.The old man lives by ______.
6.I am sure I can do it all by _______.
7.Look,is this room beautiful? I painted it _____.
8.I’d like to go for a walk. ______ too.
9.What are ______jobs? They are students.
10.We think to _________.
11.Mary is old enough to take care of ______.
12.It is perfume, I made it __________.
13.Look at ____. She is very well.
14.Can you carry this box upstairs by _______.
15.You and she did very well in the test. The teacher said that he would praise _____ and______.
16.The story ______was very good, but you are did not tell it well.
17.Give Jane this watch.. Give______ this one too.
18.Sara is not pleased with ______in this English test.
19.Did you enjoy _______at the party yesterday?
20.She wants to buy a car of _____own.