序数词
1.序数词的构成
序数词除了开头的三个词(first,second,third)有独特的形式外,其他都是在基数词词尾加-th构成。
基本序数词的构成:
(1)1st first
2nd second
3rd third
4th fourth
5th fifth
6th sixth
7th seventh
8th eighth
9th ninth
10th tenth
(2)11th eleventh
12th twelfth
13th thirteenth
14th fourteenth
15th fifteenth
16th sixteenth
17th seventeenth
18th eighteenth
19th nineteenth
(3)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
(4)30th thirtieth
40th fortieth
50th fiftieth
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最新
2016-02-29
2016-02-29
2016-02-29
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2016-02-29