序数词讲解与训练

数词讲解与训练（一）
序数词的常用法：序数词译为第…,序数词前一般要用定冠词the
常考点：
1. the second/third…+最高级
The Yellow River is the second longest river in China.
2.sb’s +序数词+birthday 表示某人的多少岁生日
We attended Jim’s fifteenth birthday party yesterday.
3. a second/third… time a second/third…try/n 表示又一次，再试一次，再一…等等 Let me have a second try. You foget to turn off the lights a second time. I have had a bowl of soup. I want a second bowl.
4. 表示楼层 He lives on the twelfth floor.
5. 在every third year=every three years 等类似短语中 注意不用the
6.在分数中 分母用序数词 分子超过一 序数词加s : a/one half a/one third three fourths/quarters three fifths 但是百分数不加s: twenty percent 另外分数百分数加of 跟名词 整个短语由名词决定动词单复数
7. 表示日期 June 8 读作June the eighth or June eighth
8. 0.5/1.5/2.5/3.5…小时的表达法
half an hour one and a half hours =one hour and a half
two and a half hours =two hours and a half
three and a half hours =three hours and a half
数词练习题：
1. Bob bought five ______yesterday.
A. five-jiaos stamp B. five-jiaos stamps C. five-jiao stamps D. five jiao-stamp
2. Mr. Smith has an______daughter.
A. eight years old B. eight-year-old C . eight year old D. eight-years-old
3. Mary had learned _____English words by the end of last term.
A. four hundreds B. four hundreds of C. four hundred of D. four hundred
4. The computer of today can work ______than those early ones.
A. hundred of times faster B. a hundred time faster C. hundreds of time faster D.hundreds of times faster
5. You took up _____of an empty seat.
A. three-fourths B. third –fourths C. three-four D three-fourth
6. There are _____in this building. I live on______.
A. nine floors, ninth floor B. nine floor, the nineth floor C. the nine floors, the ninth floorD.nine floors, the ninth floor
7. We are going to learn______.
A. the Lesson Three B. The Three Lesson C. the Third Lesson D.a Third Lesson
8.Taiwan has been part of China since_____years ago.
A.. hundred B.hundreds of C. nine hundred of D. nine hundreds of
9. Sam, it is the ____time in ____days that you’ve made the same mistake.
A. two, three B. second, three C. two; third D. second ;third
10. Liu Xiang is an Olympic winner in the _____hurdles. We’re proud of him.
A. 110-meters B. 110-meter C.110 meter
11.Two days isn’t enough for me to finish the work. I need ____day.
A. a third B. the third C. the other D. other
12. She is _______, but she looks young.
A. in her fifty B. at her fifty C. in her fifties D. at her fifties
13. There are more than two ____languages spoken in Nigeria.
A. hundred B.hundreds of C. hundreds D. hundred of
14. Excuse me. Where is Mr. Green.’s office Maybe he is on______floor.
A. seven B. the seven C. the seventh D. seventh
15. ____the students in the primary school is about three thousand, _____of them are girls.
A. A number of; two third B. The number of ; two thirds C. A number of ; two thirds D. The number of ;two third
16. I think_____of he materials I listen to at the beginning of the exam______easy.
A. two thirds; is B. second three; are C. two thirds; are D.two third ;are
17.About _____of the doctors in the hospital are women.
A. three fifths B. third fifths C. third fifth D. three fifth
18. We’ll have a _____holiday. What about going to the West Lake
A. three-day B. three days C. three-days D. three-days’
19. Would you like some fruit, madam ______,please.
A. Three kilo apples B. Three kilo of apples C. Three kilos of apples D. Three kilos’ apples
20. These sets of rooms in this apartment building are suitable for a ______.
A. family of three B. three- people family C. family of three people D.three people’s family
21. There are _____days in a week.
A. the seventh B. seventh C. the seven D. seven
22. Mr Green has lived in the ______hotel since he came to China.
A.four-stars B.four -star C. four stars D four star’s
23. I will stay in Beijing for______.
A. one or two days B. one and two days C. one day or two days D. the day or two
24.In our city, ____middle school students want to work as a teacher in the future.
A. thousand B. thousand of C. thousands of D. two thousand of
25. How much does it cost to build the school library
Four ____yuan.
A. million B. millions C. millions of D. million of
答案：1-5 CBDDA 6-10 DCBBB 11-15ACACB 16-20 CAACA
21-25DBACC