— ? — Yes, I'm very cold.[ ]
A. Are you cold
B. Are you OK
C. How are you
答案:A
喉咽恶性肿瘤中,95%为()
A.肉瘤
B.腺癌
C.多形性腺瘤
D.杯状核细胞瘤
E.鳞状细胞癌
稳定力矩是否越大越好?为什么?