基数词序数词专项练习

1、基数词序数词专项练习基变序专练一基数词。1. 写数字1-12_2. 写数字13-19_3. 写整十。20_ 30_ 40_ 50_ 60_ 70_80_ 90_ 100_4. 写出下列数字。21_ 32_ 43_54_ 65_ 76_87_ 98_ 101_210_ 375_二序数词。序数词用于表示事物的顺序，一般由与之相应的基数词加th构成(但有特殊形式需特别记忆)；序数词主要用作定语，前面一般要加定冠词(或物主代词)。如：their second son is a doctor. 他们的二儿子是个博士。i like the first movie. 我喜欢第一部电影。1. 基数词变序数词。

2、其规律为： 1）. 一，二，三，特别记,词尾字母t d d, 然后再加th, (1st _, 2nd _, 3rd _ 4th _) 2）. 八去t，九去e，f要把 ve替，然后再加th, (8th _, 9th _) 3）整十变化需注意，把 y要变成ie，然后再加th(5th _, 12th _, 20th_, 30th _90th _) 4). 若是遇到几十几，只变个位就可以 (21st_ 32nd_ 43rd_ 54th _)2. 写出下列序数词。1st _ 2nd_ 3rd_4th_ 5th_ 6th_7th_ 8th_ 9th_10th_ 11th_ 12th_13th_ 14th_

3、 15th_16th_ 17th_ 18th_19th_ 3. 写出下列序数词。20th_ 30th_ 40th_50th_ 60th_ 70th_80th_ 90th_ 100th_4. 写出系列序数词。21st_ 22nd_23rd_ 31st_ 32nd_ 33rd_43rd_ 54th_65th_ 76th_87th_ 98th_三选择题。( )1. there are some _ in our classroom. a. hundred of books b. the hundreds of books c. hundreds of books d. hundred of book

4、( )2. i have been to the village _. a. a hundred time b. hundred times c. hundreds of times d. hundred of times( )3. there are _ students in our school. a. fourhundred and fortyfive b. four hundred and fortyfive c. four hundreds and fortyfive d. four hundred and forty five( )4. the teacher told me t

5、o go over _ lessons. a. first three b. the three first c. three the first d. the first three( )5. may is _ of a year. a. the fifth months b. the fifth month c. the five months d. the five month( )6. we live in _. a. the twenty-first century b. the century twenty-onec. century twenty-one d. the centu

6、ry twenty-first( )7. is sunday the _ day of the week? a. a b. one c. once d. first( )8. march the _ is womens day. a. eighth b. ninth c. tenth d. eight( )9. september is the _month of the year. a. nineth b. ninth c. nine d. the twelveth( )10. december the _ is christmas. a. twenty-five b. twenty-fif

7、th c. twentieth-five d. twenty-five( )11. another way of saying lesson 12 is _. a. lesson ten-two b. lesson ten-second c. the twelfth lesson d. twelfth lesson四填空题。1. -what _ is it today its sunday.2. -what _is it today its december the twenty-first. _is it now -its 4 .4. -_ is your birthday its _ july the first. / i