Question

Nowadays _______ of business letters ______ in English.
A two third, writes   B. two thirds, is written   C. two thirds, are written

Answer 1

C

试题分析:表达分数时当分子大于一时，表示分母的序数词用复数形式。复数的三分之二还是复数，故谓语动词用复数形式。
点评：表达分数时，当分子大于一时，表示分母的序数词用复数形式；当分子是一时，分母不加s。