1、Lesson8 : First,Second,Third,1.Numbers,This is a race.,The girl is the first. The girl in White shirt is the second. The girl in pink blouse is the third.,1.Numbers,1.one 2.two 3.three 4.four 5.five 6.six 7.seven 8.eight 9.nine 10.ten 11.eleven 12.twelve,1.Numbers,1. first 2. second 3. third 4. four
2、th 5. fifth 6. sixth 7. seventh 8. eighth 9. ninth 10. tenth 11.eleventh 12. twelfth,Lets count!,基变序，有规律，词尾加上th。123，特殊记，词尾字母t,d,d.8去t,9去e，f来把ve替。整十y变i，th前有小e来。,基变续，有规律，词尾加上th; 一二三，特殊记，词尾字母t,d,d(first,second,third); 八去t(eighth), 九去e (ninth)，f来把ve替(five-fifth,twelve-twelfth); 单词ty作结尾，ty变成tie(twenty-tw
3、entieth); 若是碰到几十几，只变个位就可以(twenty-one-twenty-first). 序数词表顺序，一般需用定冠词。,巧 记 口 诀,2.Days of the week,Lets say the days of the week.,Sunday is the first day of the week.,Monday is the second day of the week.,Tuesday is the third.,Wednesday is the fourth.,Thursday is the fifth.,Friday is the sixth.,Saturday
4、 is the seventh.,一、：写出下列词的序数词 1. one 2.two 3. six 4.five 5. nine 6.twelve 7.eight 8.twenty-one 二、写出下列单词的基数词1.third 2.fourth 3.tenth 4.twentieth 5.nineteenth 6.thirty-first,基数词和序数词的练习题,选择题,( )1. There are days in a week. A. the seven B. seventh C. the seventh D. seven ( )2.Sunday is the day of a week. A. one B. first C. second ( )3. There are days in a week. A. the seven B. seventh C. the seventh D. seven （ ）4.July is month of the year.A. one B. second C. the second,