在一定时间内和一定价格条件下,消费者对某种商品或服务愿意而且能够购买的数量称为()。
A.需求
B.供给
C.公 * * 品
D.均衡价格
参考答案:A
—I want to buy _____ bananas, but I don't have _____ money with me. Can you lend me ______?
—Sorry, I don't have _____ either. [ ]
A. some; some; any; any
B. some; any; some; any
C. some; any; any; any
D. any; some; any; some
组织船舶装卸作业的主要依据是()。
A.港口昼夜生产计划
B.港口装卸作业计划
C.船舶的配积载计划
D.船舶在港作业计划