消费者应遵循的基本行为准则是（）
A.效用最大化
B.支出最小化
C.收入最大化
D.成本最小化
参考答案：A
In the last few years thousands of films ____ all over the world.
A．have produced
B．have been produced
C．are producing
D．are being produced
党员不按要求报告或者不如实报告个人去向，怎么处分？
