33.A: Where have you been? I have been looking for you.
B: I have been busy working on my paper, which is due tomorrow. Is there anything you want to talk to me?
A: __________
(A) I have been at home all day long.
(B) I have been in my English class.
(C) What’s up?
(D) Forget it. Actually, I am going to ask a favor of you.