期末来临，英语数词知识归纳，初中生都在认真学习，争取中考取胜数词的用法：知识点：基数词和序数词基

数词的用法：

知识点：基数词和序数词

基数词表示表示事物数量多少,序数词表示事物排列顺序。

1.基数词：hundred （百） thousand （千） million（百万）

134： one hundred and thirty-four

1673: one thousand six hundred and seventy-three

注：a. hundreds of...数以百计...... thousand of...数以千计的.....

millions of...数以百万计......

b. hundred后面跟具体数字时，hundred不加“s”

e.g. 200: two hundred 300:three hundred

2.序数词：first, second, third, fifth, ninth, twelfth, twentieth

one-hundredth, one hundred and first

3.基数词变序数词口诀：基变序有规律，词尾加上-th,一二三特殊记，单词结尾tdd；八去t,九减e,f要把ve替；整十变y为ie；若是遇到几十几，只变个位就可以。

4.序数词缩写:lst,2nd,3rd,5th,12th,2lst,53rd

5.几个易错数词:four-fourteen-forty-fortieth;

nine- nineteen- ninety;

ninth---nineteenth---ninetieth3

6.分数:分子基数词,分母序数词;分子超过一,分母加s

1/3 one-third; 2/3 two-thirds: 1/2 one-half:

3/4 three quarters a three-fourths

29% twenty-nine percent 12% twelve percent4

7.小数:基数词之间加point表示小数。0.3:(zero) point three;,

0.036:(zero) point zero three six

8.编号:第一课 Lesson one或 the first lesson

第四单元 Unit4或 the fourth unit;

709房间:Room709,;

长治路18号:18 Changzhi road; P94: page ninety-four

电话号码10086: telephone number one double zero/ 0 eight six(重复用double,零用zero/0)

“......世纪......年代”二十世纪七十年代 in the 1970’s/1970s

训练题：

1. Lincoln was born on ________.

A. February 12, 1809 B. 1809, February 12 C. 1809, 12 February

2. A _______ boy can sing the English song very well.

A. ten-year-old B. ten years old C. ten-year-old

3. An hour later, _____ minister was sent to see the “magic cloth” woven by those two men.

A. two B. the second C. the two D. second

4. Abraham Lincoln was _______ President of the United States.

A. 16 B. the 16 C. the 16th

5. Do you think there is any room for us ________ ?

A. two B. the two C. second

6. ---How many students are there in your class? --- ________.

A. Twenty nine B. Thirty and two C. Forty-five

7. Which number is wrong? _______.

A. Ninety B. Ninteen C. Ninth

8. The People’s Liberation Army was founded _______.

A. on August 1, 1927 B. in 1927, 1 August C. on August 1st, 1927

9. The number 4,123 is read _______.

A. four thousand one hundred and twenty-three B.four thousand and one hundred twenty-three

C. four thousand and a hundred and twenty-three

10. The old professor still works hard though he is _________.

A. in his sixty B. in his sixties C. in sixties

11. This classroom is ________ ours.

A. three times big as B. as three times big as C. three times as big as

12. The basketball team of our school ranks ________ in the match.

A. three B. third C. the third

13. Which is the car that he drives? It’s ________.

A. fifty two B. the fifty-two cars C. the fifty-fourth car

14. Which of the following is wrong? ________.

A. He is a fifteen-year-old boy. B. He is at the age of 15.

C. He is fifteen years old

15. Our school is not very big. There are only ________ students.

A. nine hundreds of B. nine hundred C. nine hundreds

16. ----How many new words are there in ________ lesson? ----There are only _________.

A. five; fifth B. fifth; five C. the fifth; five

17. ________, Coca-Cola began to enter China’s market.

A. In 1970’s B. In 1970s C. In the 1970s

18. There was no bus in that small town. We had a ________.

A. ten miles walk B. ten-mile walk C. ten mile’s walk

19. Today is the first day and ________.

A. Tuesday is fourth B. Thursday is the fourth C. second is Tuesday

20. Which room do you live in? ________.

A. The 201 Room B. Room 201 C. Room 201st

参考答案：

1.A 2. C 3. B 4. C 5. A 6. C 7. B 8. A 9. A 10. B

11. C 12. C 13. C 14. C 15. B 16. C 17. C 18. B 19. B 20. B