某厂的主要产品是矿山用推土机,则为了打开市场销路,最好采用以下广告媒体:()
A.电视
B.报纸
C.专业杂志
D.户外广告牌
参考答案:A
Thus the first workers' own party _____ in the 1870s.
[ ]
A. set up
B. came into being
C. was come into being
D. was found
以下化疗药属于细胞周期非特异性的是
A.长春新碱
B.甲氨蝶呤
C.环磷酰胺
D.阿糖胞苷
E.米托蒽醌