问题
选择题
—Why is it ________ so many people enjoy eating on the run?
—Of course, the most obvious answer is that fast food is fast.
A．that
B．which
C．what
D．how
答案
答案：A
本题考查特殊疑问句的强调用法，特殊疑问词why放在句首，即疑问词+is/was that….