1到30的序数词分别是什么?
1到30的序数词为:
1st = first;2nd = second;3rd=third;4th=fourth。
5th=fifth;6th=sixth;7th=seventh;8th=eighth。
9th=ninth;10th=tenth;11th=eleventh;12th=twelfth。
13th=thirteenth;14th=fourteenth;15th=fifteenth;16th=sixteenth。
17th=seventeenth;18th=eighteenth;19th=nineteenth;20th=twentieth。
21st=twenty-first;22nd=twenty-second;23rd=twenty-third;24th=twenty-fourth。
25th=twenty-fifth;26th=twenty-sixth;27th=twenty-seventh;28th=twenty-eighth。
29th=twenty-ninth;30th=thirtieth。
扩展资料:
序数词的功能:序数词在句中可作主语、宾语、定语和表语。
1、The second is what I really need. 第二个是我真正需要的。(作主语)
2、He chooses the second. 他挑选了第二个。(作宾语)
3、We are to carry out the first plan. 我们将执行第一个计划。(作定语)
4、She is the second in our class.在我们班她是第二名。(作表语)
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......”。
5、We'll go over it a second time. 我们再念第二遍。
6、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?