数词的练习与讲解

数词
数词：是用来表示事物的数目和数序的词。 基数词
数词 序数词
一、基数词
一、基数词的构成：
(1)1-12的基数词是独立的单词，即
one, two, three, four, five, six, seven, eight, nine, ten, eleven, twelve。
(2)13-19的基数词均以-teen结尾，即
thousand(十万)，million(百万)，ten million(千万)，a hundred million(亿)， billion(十亿)。 (7)在英语中，1000以上的阿拉伯数字，从后往前数每三位加一个逗号“，”。如：
thirteen, fourteen, fifteen, sixteen, seventeen,eighteen,nineteen
(3)20-29的整十位均以-ty结尾，即
twenty, thirty, forty, fifty, sixty, seventy, eighty, ninety.
(4)十位数与个位数之间要加连字符号“-”，如：28→twenty-eight
6. Christmas Day is December _______D.
A. twenty-five B. the twentieth-five C. the twenty fourth D. the twenty-fifth
7. The girl goes to school ______A__.
96→ninety-six (5)百位和十位(若无十位则和个位)之间加and。如：
138→one hundred and thirty-eight 405→four hundred and five (6)整数单位：hundred(百)，thousand(千)，ten thousand(万)，one hundred
二、用括号内所给词的适当形式填空
• 1. the boy in green is ____t_h_re_(ethree) years old. • 2. February is the ____s_e_c_o(ntdwo)month of a year. • 3. Which is the ____f_if_th_ (five) month of a year? • 4. December is the ___t_w_e_l(fttwhelve) day of a week. • 5. There are two ___th_o_u__s_a(nthdousand) students in our school. • 6. We can see ___m__ill_io_n(msillion) of people in the square. • 7. My __f_ir_s_t (one) name is Jim. • 8. I’m __e_i_g_h(teight) years old. Today is my _____e_i(gehigthht) birthday. • 9. I’m in Class ___F_o__ur(four). • 10. There are __s_e_v_e_n(seven) days in a week.
three is ______. D A. 30,300,333 B. 333,333,333 C. 3,300,333 D. 3,333,333 13. There are _____B_ students in the game. I’m the ______. A. twelve; twelve B. twelve; twelfth C. twelfth; twelve D. twelfth; twelfth
A. Five hundreds B. Five hundreds of C. Hundreds of D. Hundred of
4. _____B__来自百度文库is very difficult.
A. Lesson Ninth B. Lesson Nine C. Ninth Lesson D.The Lesson Ninth
5. There are _____A__ people here.
A. three hundred and twenty-one B. three hundreds and twenty-one
C. three hundred, twenty-one
D. three hundred, twenty and one
一、单项选择。
1.There are ___B__ days in October.
A. three-one B. thirty-one C. thirty D. thirty-first 2.Sunday is the _____A_day of the week.
A. first B. seventh C. sixth D. fifth 3.____C___ people are seeing the movie now.
A. at the age of seven B. seven years C. when she seven D. seven years old
8. My brother was born ____B__.
A. in May 6th,1998 B. on May 6th, 1998
C. in 1998, May 6th D. on 1998, May 6th
10.His mother is in ____C__.
• A. her forty B. her the forty C. her forties D. her fortieth 11. Two pens are lost. I want to buy a _____A_ one.
A. third B. three C. first D. second 12.Three million, three hundred and thirty-three thousand, three hundred and thirty-