等 单位). I have a mouth, a nose and two eyes. I earned 10 dollars an hour.(=every hour). at a speed of eighty miles an hour
2) 代表一类人或物,侧重于类别中任何一个的特点． A knife is a tool for cutting with.
The painting is expected to be a picasso.
He wishes to become a Newton.
5．表示乐器,世界上独一无二的事物的名词前一般用定冠词the, 但前面如果出现定语修饰，也可能用不定冠词a, an。 He starts his day by playing the violin. He is playing a borrowed violin. the world, a peaceful world
2. －Have you seen ______pen? I left it here this morning.
－Is it ______black one? I think I saw it somewhere. (1997全国)
A. a; the
B. the; the
C. the; a
D. a; a
_____17th century cottage. (2004浙江) A. the , / B. an, the C. /, the
D. an, a
5. There was _____time _____I hated to go to school. (2004湖北). —Where is my blue shirt?
—It's in the washing machine. You have to wear ______different
one. (2003春)
A. any
B. the
C. a
D. other
4. The Wilsons live in _____A-shaped house near the coast. It is
the tiger is in danger of becoming extinct.( a tiger 不能用) Bell invented the telephone in 1976.
5. 与形容词或分词连用，表示一类人或物：
the rich ；the wounded；the unexpected (are) 6. 用在序数词和形容词最高级，及形容词only， very， same, whole 等前面：
(2004天津)
A. 不填；a B. 不填；the C. a ; the
D. the ; the
定冠词的用法 某个或某些特定的人或东西。
1. 特指双方都明白的人或物：
Take the medicine. Close the window, please.
2. 上文提到过的人或事： He bought a house. I’ve been to the house. 3. 指世上独一物二的事物： the sun， the sky， the moon， the earth 除nature, space, man 4. 单数名词连用表示一类人或事物，表示整个类别，区别与其他 类别．用于在发明物的单数名词前，既表示特指又表示类别．
the
世界上独一无二的事物
类指 被限制性修饰语所限定的人或事
复数名词 不可数名词
the 特指 上文提到过的人或事物 说话双方默认的人或事物
被限制性修饰语所限定的人或事
零冠词 泛指的人或事物 类指
不定冠词的用法： a用于辅音音素前，而an则用于元音音素前。 1) 表示“一个”，意为one；或表every (重量，时间，长度
不含普通名词的纯专有名词不用冠词，如Beijing, New York. 10. 用在表示西洋乐器的名词之前，表课程不用the
She plays the piano. Her job is teaching piano.
中国乐器不用冠词 play Erhu, play music
However clever a student is, he should follow the teacher’s instructions now.
3. 在as，though 引导的让步状语从句中，当表语为单数名词时， 并将其倒装时，其前不用冠词；否则用冠词：
Brave man though / as he is，he trembles at the sight of snakes.
What a good day!
quite / rather a difficult problem
2. as, so, too, how, however + adj.+ a(n) + 单数名词 It is as pleasant a day as I have ever spent. So short a time. Too long a distance.
不定冠词位置 不定冠词常位于名词或名词修饰语前。
what/such/half/quite/rather/many + a(n) + 单数名词 I have never seen such an animal. Many a man is fit for the job.
He will be back in half an hour.
has won two national prizes. (2005浙江)
A. a, a
B. an, the
C. an, a
D. the, a
10. When he left _____college, he got a job as _____reporter in a newspaper office.
注意： weather, fun, space (宇宙uc.，场所，用地，区域 c.), advice, word(news), progress, information, furniture, equipment,nature,man(人 类),luggage/buggage 永远不与不定冠词连用
Where do you live? I live on the second floor. That’s the very thing I’ve been looking for.
7. 与复数名词或集体名词连用，指整个群体： They are the teachers of this school.（指全体教师) They are teachers of this school. (指部分教师) 8. 相当于物主代词，用在表示身体部位的名词前,动词(hit, pat, strike, catch, seize, take) + sb.+ prep. +the +身体某一部位
8. For a long time they walked without saying _____word. Jim was the first to break
_____silence. (2004湖南)
A. the; a
B. a; the
C. a; 不填
D. the; 不填
9. Mrs. Tailor has _____ 8-year-old daughter who has _____gift for painting －she
3). 当第一次提到某人或某物，且并非特指时，用不定 冠词a或an起介绍作用． She is working in a factory.
4.用于人名前，表示“一位名叫…的人/ …人的作品”或表示与某人 有类似性质的人或事物 ( a certain)
A Mr. Smith came to visit you when you went out.
表示一日三餐的名词前面一般不用冠词，但前面如果有了定语修饰， 也可能用不定冠词a, an。 Have you had supper? We had a wonderful supper.
6.放在抽象名词前，用来表示具体的一个人或一件事．
a success/ pleasure/ failure/ concern
She caught me by the arm. Somebody patted him on the shoulder 。hit him on the head / in the face
9. 用在某些由普通名词构成的国家名称、机关团体、阶级、党派， 方位，方向等专有名词前： the People’s Republic of China/the United States/the left/the great wall /the summer palace/the WTO/ the 2008 Olympic games
Though/ Although she is a young girl…
1.Five years ago her brother was _____university student of _____physics. (1990上海).
A. a; the
B. an; the
C. an; /
D. a; /
A. a; the
B. the; a
C. a; 不填
D. 不填; a
7. I earn 10 dollars ______hour as ______ supermarket cashier on Saturdays.
(2003上海)
A. a ; an
B. the ; a
C. an; a
D. an; the