下面属于财玫政策手段的是()。
A.公开市场业务
B.存款准备金制度
C.再贴现政策
D.调节税率
参考答案:D
△ABC中,∠A=∠B=2∠C,则∠A=______度.
She has an extraordinary command of the English language.[ ]
A. earned
B. won
C. derived
D. acquired