—Wouldyouliketoplayfootballwithusaftertheexam?—

—Would you like to play football with us after the exam?

—_______. We should relax ourselves.

A. My pleasure B. I’m afraid not C. I’d love to D. No doubt

C My pleasure“不客气”；I’m afraid not“恐怕不行”；I’d love to“我愿意”；No doubt“毫无疑问”。由后句“我们应该放松一下自己”可知，说话者是愿意去的，故选C。