写出下列基数词的序数词1.one( ) 2.two( ) 3.three( ) 4.four( ) 5.five( ) 6.six( ) 7.eight( ) 8.twelve( ) 9.twenty( ) 10.fifty-one( )
问题描述：
写出下列基数词的序数词
1.one( ) 2.two( ) 3.three( )
4.four( ) 5.five( ) 6.six( )
7.eight( ) 8.twelve( ) 9.twenty( )
10.fifty-one( )
答
first
second
third
fourth
fifth
sixth
seventh
eighth
ninth
tenth
答
1.first 2.second 3.third
4.fourth 5.fifth 6.sixth
7.eighth 8.twelfth 9.twentieth
10.fifty-first