1、基變序專練一.基數詞。1. 寫數字1-122. 寫數字13-193.寫整十。20304050607080901004.寫出下列數字。2132435465768798101210375.序數詞序數詞用于表示事物的順序，一般由與之相應的基數詞加th構成(但有特殊形式 需特別記憶)；序數詞主要用作定語，前面一般要加定冠詞 (或物主代詞)。如： Their seco nd son is a doctor.他們的二兒子是個博士。I like the first movie.我喜歡第一部電影。1. 基數詞變序數詞。其規律為：1) . 一，二，三，特別記，詞尾字母t d d,然后再加th, (1st, 2n

2、d, 3rd4th)2) .八去t，九去e，f要把ve替，然后再加th, (8th , 9th),12th90th3) 整十變化需注意，把y要變成ie,然后再加th(5th, 20th , 30th)4) .若是遇到幾十幾，只變個位就可以32nd54th(21st43rd2. 寫出下列序數詞。1st2nd3rd4th5th6th7th8th9th10th11th12th13th14th15th16th17th18th19th3.寫出下列序數詞。20th30th40th50th60th70th80th90th100th4.寫出系列序數詞。21st23rd32nd43rd65th87th三選擇題。

3、22nd31st33rd54th76th98th()1. There are somein our classroom.A. hun dred of booksB. the hun dreds of booksC. hun dreds of booksD. hun dred of book()2. I have bee n to the village.A. a hun dred timeB. hun dred timesC. hun dreds of timesD. hun dred of times)3. There arestude nts in our school.A. fourhu

4、n dred and forty fiveC. four hun dreds and forty five)4. The teacher told me to go over _B. four hundred and forty five D. four hundred and forty five less ons.A. first three B. the three first C. three the first D. the first three()5. May isof a year.A. the fifth mon ths B. the fifth month C. the f

5、ive mon ths D. the fivemon th()6. We live in.A. the twen ty-first cen turyB. the cen tury twen ty-oneC. cen tury twen ty-oneD. the cen tury twen ty-first()7. Is Su nday theday of the week?A. a B. one C. once D. first()8. March theis Women ' s Day.A. eighth B. ninth C. ten th D. eight()9. Septemb

6、er is themonth of the year.A. nineth B. ninth C. nine D. the twelveth()10. December theis Christmas.A. twen ty-fiveB. twe nty-fifthC. twen tieth-fiveD. twen ty-five()11. Ano ther way of say ing Less on 12 is.A. Less on ten-twoB. Less on Ten-sec ondC. the Twelfth LessonD. Twelfth lesson四填空題。1. -Whatis it today?-It 's Sun day.2. -Whatis it today?-It 's (Dember the twen ty-first.3.-Whatis it now?-It 's 4 p.m.4.-is your birthday?-It 'sJuly the