Question

My shoes ________ old．I want to buy a new pair．Look!This pair of shoes ________ very beautiful． [　　] A． is：are B． are;is C． be;is D． are;be

Answer 1

答案：B
解析：

shoes，trousers，glasses等作主语时，谓语动词用复数。但当有量词pair修饰它们时，谓语动词的单复数取决于pair的单复数。