Mark the letter A, B, C, or D on your answer sheet...

Câu hỏi: Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
"Maybe you can take a vacation next month."

A. Nothing special.

B. You're welcome.

C. It's very expensive.

D. I don't think so. I'm teaching all summer.