Question

Nowadays, ___________of business letters are written in English.
A. two third        B. two thirds      C. two three

Answer 1

B

試題分析：句意為：現在，2/3的商業信件都用英語來寫。分數的表達：分子用基數詞，分母用序數詞，當分子大于1時，分母要加“s”。故選B。