二、對話選擇 21. A: I am afraid I can't pass the test tomorrow. B: Don't worry. You have studied hard for it. It'll be OK. A: Thanks for saying that. ________
(A) You're too nervous about the test.
(B) Now I feel more confident about myself.
(C) I will regret it if I fail the test tomorrow.
(D) The test must be very difficult for me.