财政收入与财政支出是[ ]
①积累与消费的关系
②初次分配与再分配的关系
③财政分配的两个方面
④部分社会总供给与部分社会总需求的关系
A、①②
B、①③
C、②④
D、③④
答案:D
-Did you watch the football match yesterday?
-Yes, I did. You know, my brother _________in the match. [ ]
A. is playing
B. was playing
C. has played
D. will play
当卡特尔中所有厂商的产量相等时,该卡特尔中厂商的全部利润达到最大。