---I’m taking part in the 200-meter race tomorrow.-.A. Nothing at allB. congratulations

问题补充：

---I’m taking part in the 200-meter race tomorrow. ---.

A. Nothing at all

B. congratulations

C. No problem

D. Good luck

答案：

A. Nothing at all

B. congratulations

C. No problem

(答案→)D. Good luck

解析：当别人参加比赛我们应该祝别人好运，good luck表示祝你好运的意思，故本题选D。