()是企业定价的目标
A、以一定的投资
B、以保持或提高市场占有率
C、以应付和防止竞争为定价目标
D、以变动的价格或产量
参考答案:B, C
I’m sure you will do better in the test because you ______ so hard this year.
A.studied
B.had studied
C.will study
D.have been studying
A.形成
B.出现
C.导致
D.导向