问题补充:
Have you ever wondered there are so many natural disasters across the world in ?
A. which it is that
B. what is it that
C. how it is that
D. why it is that
答案:
A. which it is that
B. what is it that
C. how it is that
(答案→)D. why it is that
解析:考查强调句。本题考查强调句的疑问句形式:疑问词 + is/was +it that +从句,根据句意用疑问词why,故选D。