7.Tom: You are playing guitar well. Can you read music?
Charles: No, I don’t. I just listen to songs on the radio and then play them until they sound right.

Tom: _____

Charles: No, really.

(3分)
A. You’re lying.
B. You’re kidding.
C. You are boasting.
D. You’re cheating.
出自:西北大学大学英语(上)