谁有twenty-first century

谁有twenty-first century twenty-first简写 21英文为什么有的人用twenty-first ,有的人用twenty-one ,有什么不同? twenty-first怎么读?21 twenty-first怎么发音?是念：twenty the first ；还是念：twenty first就可以? First ,Second ,Third ,fourth到twenty-one中间有哪些,要具体一些 谁来救救我!我要疯掉了!到底是seventeen twentieths还是seventeen twenty first .. 谁来救救我!我要疯掉了!到底是seventeen twentieths还是seventeen twenty first .. twenty first class stamps 邮票上的. the first quarter of the twenty-first century.RT 翻译 It's March twenty-first?划线部分提问twenty-first划线我要答案，谢谢！ _____of March is my sister’s birthday 选项:a、The twenty-one b、Twenty- one c、The twenty-first d_____of March is my sister’s birthday选项:a、The twenty-oneb、Twenty- onec、The twenty-firstd、Twenty –first We live in ( ) A the twenty--first centry B the century twenty-one C century twenty -oneD the century twenty-first 谁有Alizee的《I am not twenty》的歌词~ My brother has ______ storybooks A.twenty B.twentieth C.the twelve D.twenty-first twenty-first的简写可不可以是12th? 连词成句:one、wins、 first、 yuan、 twenty、 to、 spend 英语的序数词怎么写?twenty-first,twenty first,21th,21st哪个对哪个更常用?