中央银行为实现特定的经济目标而采取的各种控制和调节货币供应量的方针、政策、措施的总称是()。
A.货币政策
B.货币政策工具
C.信贷政策
D.信贷政策工具
参考答案:A
氨基苷类抗菌素的抗菌机制是()
A.抑制细菌蛋白质合的成
B.抑制叶酸代谢
C.抑制DNA的合成
D.抑制细菌细胞壁的合成
E.抑制RNA的合成
Tom as well as his friends who football matches to school today. [ ]
A. likes, hasn't gone
B. likes, haven't gone
C. like, hasn't gone
D. like, haven't gone