疼痛的性质对临床诊断有重要的作用，肌肉组织痛多为（）
A.酸痛
B.放射痛
C.局部胀痛
D.局部跳痛
E.游走性疼痛
参考答案：A
— Have you bought an English-Chinese Dictionary?
— Yes, I've ______ bought one.
[ ]
A. yet
B. already
C. still
简述客室空调模式选择开关（SA1）的5个档位及对应的空调工况？
