序数词怎么写?
1、1-10
基数词:1one 2two 3three 4four 5five 6six 7seven 8eight 9nine 10ten
序数词:1first 2second 3third 4forth 5fifth 6sixth 7seventh 8eighth 9ninth 10tenth
序数词缩写:1st , 2nd , 3rd , 4th , 5th , 6th, 7th , 8th ,9th ,10th
2、12~20
基数词:12 twelve 13 thirteen 14 fourteen 15 fifteen 16 sixteen 17 seventeen 18 eighteen 19 nineteen 20 twenty
序数词及缩写:第12 twelfth 12th、第13 thirteenth 13th、第14 fourteenth 14th、第15 fifteenth 15th、第16 sixteenth 16th、第17 seventeenth 17th、第18 eighteenth 18th 、第19 nineteenth 19th 、第20 twentieth 20th。
3、30~39
基数词:30 thirty 31 thirty-one 32 thirty-two 33 thirty-three 34 thirty-four 35 thirty-five 36 thirty-six 37 thirty-seven 38 thirty-eight 39 thirty-nine
序数词及缩写:第30 thirtieth 30th、第31 thirty-first 31st、第32 thirty-second 32nd、第33 thirty-third 33rd、第34 thirty-fourth 34th、第35 thirty-fifth 35th、第36 thirty-sixth 36th、第37 thirty-seventh 37th、第38 thirty-eighth 38th、第39 thirty-ninth 39th.
扩展资料
基数词在句中可作主语、宾语、定语、表语、同位语。
1、The two happily opened the box. 两个人高兴地打开了盒子。(作主语)
2、I need three altogether. 我总共需要三个。(作宾语)
3、Four students are playing volleyball outside. 四个学生在外面打排球。(作定语)
4、We are sixteen. 我们是16个人。(作表语)
5、They three tried to finish the task before sunset. 他们三个人尽力想在日落前完成任务。(作同位语)
序数词在句中的作用:可作主语、宾语、定语和表语。
1、作主语:The second is what I really need. 第二个是我真正需要的。
2、作宾语:He chooses the second. 他挑选了第二个。
3、作定语:We are to carry out the first plan. 我们将执行第一个计划。
4、作表语:She is the second in our class.在我们班她是第二名。
注:序数词在使用时,通常前面要加定冠词the;但是如果序数词前出现不定冠词a或an时,则表示“再......”,“又......”。
We'll go over it a second time. 我们再念第二遍。
We've tried it three times.Must we try it a fourth time? 我们已经试过三遍了,还必须再试一次(第四次)吗?