When 70-year-old Liu Xiaoqing and 74-year-old Wang Weiwei appeared to play tennis, the gap between "really tender" and "pretending to be tender". When 70-year-old Liu Xiaoqing and 74-year-old Wang Weiwei appeared to play tennis, the gap between "really tender" and "pretending to be tender". When 70-year-old Liu Xiaoqing and 74-year-old Wang Weiwei appeared to play tennis, the gap between "really tender" and "pretending to be tender". When 70-year-old Liu Xiaoqing and 74-year-old Wang Weiwei appeared to play tennis, the gap between "really tender" and "pretending to be tender". When 70-year-old Liu Xiaoqing and 74-year-old Wang Weiwei appeared to play tennis, the gap between "really tender" and "pretending to be tender". When 70-year-old Liu Xiaoqing and 74-year-old Wang Weiwei appeared to play tennis, the gap between "really tender" and "pretending to be tender".