(2013·合肥模拟)— bargaining is so interesting?
—Sometimes it is a test to see who can stand their ground for the longest.
A. What is it that
B. Why is it that
C. What it is that
D. Why it is that
网友回答
A. What is it that
(答案→)B. Why is it that
C. What it is that
D. Why it is that
解析：选B。考查强调句型。强调句型的特殊疑问句形式为“特殊疑问词+is/was it +that+句子其他成分”, 结合句意和句子成分知, 此处疑问词使用why, 表示询问原因。