在古诺假定下,如果厂商的数量增加()
A、每一厂商的产量将增加
B、行业产量增加,价格趋近竞争时的水平
C、市场价格接近勾结时的价格
D、垄断者的行为更倾向于勾结
参考答案:B
正方体的棱长3,在每个面的正中央各挖一个通过对面的边长为1的正方形孔,并且孔的各棱均分别平行于正方形的各棱,则该几何体的体积为 .
It was not the cyclist but the driver who ________ for the traffic accident.[ ]
A. was blamed
B. was to blame
C. was to be blamed
D. were to blame