病毒性心肌炎与哪项有关
A．人类疱疹病毒6型
B．柯萨奇病毒A型
C．柯萨奇病毒B型
D．单纯疱疹病毒
E．无正确选项
参考答案：C
—How many people will come to Beijing for the Olympic Games in 2008?
—It's hard to say. _______ people, I think.[ ]
A. Million of
B. Millions of
C. Two millions of
D. Two million of
简述中央银行与商业银行在货币供应中作用的联系与区别。
