商业银行贷款，应当实行审贷分离、分级审批的制度。()
参考答案：对
— Have you _______ been to Beijing?
— No, _______.
A. ever, never
B. yet, never
C. ever, only once
D. already, never
下列水果种植在北方地区的是[ ]
A．柑橘荔枝
B．苹果梨
C．芒果、香蕉
D．青稞、豌豆
