药品的批准文号中字母Z代表()。
A.化学药品
B.中成药
C.生物制品
D.保健药品
参考答案:B
—Would you like to go to the concert with me tonight?
—We'd love to, but ______ of us has tickets. Do you have some? [ ]
A. both
B. all
C. neither
D. few
毛 * * 诗歌中的“一桥飞架南此,天堑变通途”中的一桥是[ ]
A.钱塘江大桥
B.郑州黄河大桥
C.南京长江大桥
D.武汉长江大桥