下列哪项体征最能提示腹膜炎的存在
A．肠鸣音减弱B．叩出移动性浊音C．腹部压痛D．腹部触及肿块E．反跳痛
参考答案：E
下列做法是否正确？
Hiking by oneself can be fun and good for health.It may also be good for________building. [ ]
A. respect
B. friendship
C. reputation
D. character
