铁路货物运输生产过程可分为()。
A.装车站的发送作业
B.途中运行与中转
C.卸车站的终到作业
D.多经公司的送货作业
参考答案:A, B, C
It is obvious that John is unhappy. _________, it comes as no surprise that she has decided to change her job.
A.However
B.Otherwise
C.Moreover
D.Therefore
慢性粒细胞白血病的首选药物是()。
A.白消安
B.干扰素-Q
C.环磷酰胺
D.羟基脲
E.苯丁酸氮芥