根据对话内容，从下面方框中选出恰当的句子补全对话。

A: You look sad，Mike.

B: I have a very sore throat.

A: Did you take your temperature?

B: Yes, but I don't have a fever.

A: Well, what did you do on the weekend?

B: You know my English speech contest is this Wednesday.

A: That's why you have a very sore throat.

B:

A: Stop practicing speaking English and drink more hot tea with honey. Then you'll be OK.

B: Ha, thank you, Susan.

A. I practiced speaking English. B. What's wrong with you? C. What should I do? D. Sorry to hear that. E. You practiced too much.