冠词的用法课件

课件30张PPT。冠词的用法冠词是一种虚词，放在名词前面，帮助说明名词的含义。冠词分不定冠词和定冠词两种。a,an是不定冠词，a用在辅音之前，例如：a man, a book，an用在元音之前，例如:an old man, an hour等。the是定冠词。使用不定冠词的地方有：1.用在单数可数名词前，表示一类人活事物：
A dictionary is a useful book.
An underground train can start and stop quickly.2.在感叹句中，对可数名词单数感叹时必须与不定冠词连用。
This is a book.
He used to be an engineer.
3.泛指某人或某物，但未具体说明何人，何物。
A boy is waiting for you.
Give me a pen, please.
4.表示数量，有“一”的意思。
Behind the house there is a garden.
Once a week.
5.用于某些固定词组中。
a few, a little, a lot of, just a minute, in a hurry.
使用定冠词的地方有：1.彼此都知道的人或事物。
Open the door, please.
Go and close the window.
2.特指某（些）人或某（些）事物。
The girl in red is my sister.
The man over there is our English teacher.
The book on the desk is mine.3.用于某些形容词之前，表示一类人
e.g. the old the happy
the poor the rich
the blind
4.用在表示方向、方位的名词前
1）Beijing is in the north of China.
2）Shanghai is on the east of Jiangsu.
3）Shanghai is to the south of Beijing.
He has a book in the left hand, and
a pen in the right.
5.用在姓氏的复数形式前，表示全家人
1）The Greens will move to the country. 2）The Wangs came to see us yesterday. 3）The Browns are very friendly. 6.指前面提到过的人或事物。
I bought a book yesterday.
The book is written in English
7.用在世界上独一无二的事物前。
The moon turns around the earth.
8.在序数词和形容词的最高级前。
The Nile is the longest river in the world.
He won the first prize.
January is the first month of a year.
9.在江，河，海洋，山脉等专有名词前。
the Yangtze River, the South China Sea , the Pacific,
The Rocky Mountains , the Huangpu River
10.在乐器名称前
He can play the piano well.
Can you play the violin?
11.由两个或两个以上普通名词构成的专有名词前。
the United States of America.
the Great Wall.
the People’s Park12.一些习惯用语前
in the morning/afternoon/
evening,
by the way, on the left/right13. 不可数名词前面通常不加定冠词，但特指时需要加定冠词。
Water is very important.
The water in this river is polluted.
Snow is white.
The snow on the ground is thick.不用冠词的地方有：1.在日期，月份，季节和某些节日前。
We have no classes on Saturday.
We plant trees in spring.
October 1 is National Day.2.在球类运动的名称前
I like to play basketball.
Can you play football.
3. 在专有名词前；如国名、地名和人名
We are from China.
Tom is my friend.
I want to visit Hainan Island.
4. 在不可数名词前
Water is very important.
Snow is white.
5. 在称呼或表示头衔的名词前。
Uncle Wang is going to mend my bike.
I met Doctor Lee yesterday.6. 学科名词前。
Physics is difficult.
We study history on Tuesday.
7.在复数名词表示一类人或事物时。
Horses are useful animals.
I like cakes.
Apples are good for our health.
8.名词前面已经有用作定语的指示代词、物主代词、不定代词或名词所有格时。如;this, those, my, whose, yesterday, tomorrow, every, each等词时。
There is a clock on my desk.
He came here yesterday morning.
Each student has a bicycle.
9.在某些习惯用语前
go to school, go to bed,
at home, go to town
at night, in hospital
Exercises:Fill in the blanks with a, an or the.
What ______ beautiful horse it is!
When does ______ sun set in winter?
I am going to ______ Science Museum next month.
Don’t forget to buy me ______ T-shirt.
athetheaLook, there’s ______ elephant walking down the street.
It’s cheaper to take ______ bus than to take ______ taxi.
John is staying at ______ Dragon Hotel.
Everyone knows Kitty is ______ honest girl.
anaatheanFill in the blanks with a, an or the,where necessary.
I go to ____ school by ____ ferry.
Which pen is longer, _____ blue one or _____ red one?
They have _____ dinner early in the evening.
_____ Christians usually go to _____ church on Sundays.
Have you ever seen _____ real dragon?
//thethe///aThey sent the parcel on _____ Monday.
Jack is staying with his aunt in _____ United States.
Everyone needs _____ food.
_____ Himalayas are _____ highest on _____ earth.
/the/ThethetheThat shop sells _____ fruit and _____ drinks.
Father went to _____ bed quite early last night.
The dog ran into _____ school.
No one knows how deep _____ Atlantic Ocean is.
What kind of _____ game do you like better, _____ football or _____ basketball///thethe///We can’t live without _____ air.
Peter is _____ university student.
The company gave us _____ wonderful dinner.
She went to work at _____ same time
/aatheFill in the blanks with articles where necessary.China is ___ great country and is also ____ ancient country,
____woman in ____ next room is one of ____ most famous scientists in ____ world.
He couldn’t go to ____ school. He was in ____ hospital.
aThe thethethean//His daughter works in _____ factory and studies at ___ evening school
Children often go swimming in ____ summer.
It was ______ unusual day.aan/an