Question

【题目】_____ of my dresses _____ made of silk. They are comfortable for me to wear in hot summer.

A. Two-thirds; is B. Two-thirds; are C. Two-third; is D. Two-third; is

Answer 1

【答案】B

【解析】句意：我裙子的三分之二是丝绸，他么对于我来说在炎热的夏天穿是舒服的。分数的表达法，分子用基数词，分母用序数词，当分子超过一，分母变复数；三分之二是Two-thirds，主语是my dresses是复数形式，这里的谓语动词用复数形式。根据题意，故选B。