诱发DIC最常见的病因为
A．恶性肿瘤
B．手术及外伤
C．革兰阴性细菌感染
D．产科意外
E．代谢性酸中毒
参考答案：C
Last night I came across the man ____ you think is pleasant to ________.
A．who; get along
B．whom; get along
C．who; get along with
D．whom; get along with
内存从A4000H到CBFFFH，共有（）
A.124K
B.160K
C.180K
D.224K
