Question

Nowdays      of business letters are written in English

1. A.
   two third
2. B.
   two thirds
3. C.
   two three
4. D.
   second three

Answer 1

B
数词的考察 分数的分子用基数词，分母用序数词，当分子不是一的时候，分母应用序数词的复数形式。