— ____ makes her different from the other students?

— Honesty, I think.

A. How is it that　　 B. How is that　 C. What is it that　　　 D. What it is that

I wonder _______ makes him so sad.

A. what it is that　　

B. what is it that　　

C. what it is　

D. what is it

— _____ you write so well?　　　　　　　　　　　　　　　　

　 — By reading and keeping diaries every day．

　 A． How is it that　　　　　　　　 B． Is it how that　　　

C． How it is that D． What is it that

I really don’t know ____ I had my money stolen.

　 A. where is it that　　　　　　　 B. where it is that

　 C. where it was that　　　　　　　 D. it was where that

Why! I have nothing to confess. ________ you want me to say?