问题
选择题
—I don’t know makes her different from others.
—Confidence, I think.
A．how is it that
B．how it is that
C．what is it that
D．what it is that
答案
答案：D
这题考查强调句特殊问句做宾语从句的用法，首先选疑问词，因为强调句缺少语，所以用what，另外，因为是宾语从句，所以语序用陈述句语序。选D。