— I want to learn tennis. Would you like to help me?
— . But learning tennis is no walk in the park.
A. No kidding
B. No wonder
C. No problem
D. No way
网友回答
A. No kidding
B. No wonder
(答案→)C. No problem
D. No way
解析：短语考查题。A. No kidding “别开玩笑”B. No wonder“不足为奇”C. No problem“没问题”D. No way“没门”“我想学网球，帮忙可以吗？”“没问题，但是学网球不像是在公园散步（那样简单）。”所以答案为D。