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。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_ 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( )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 to 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 century 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-fifth 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.3.-What _is it now? -Its 4 p.m.4. -_ is your birthday? Its _ July the first. / I