Question

—How much ______ this pair of shoes?
—Ten dollars ______ enough.
A. is, is                         
B. is, are                    
C. are, are

Answer 1

A

试题分析：句意：—这双鞋多少钱？—10美元足够了。第一空主语是pair，所以用is；第二空Ten dollars作为一个整体，所以be也用单数形式，故选A。