【简答题】设A、B为两相互独立的事件,P(A∪B) = 0.6,P(A) = 0.4,则P(B) =____。
【单选题】I have _____ book. I bought _____ in Xinhua Book Store yesterday. _____ book is very useful. [ ]
【判断题】所有 企业 都是 按照 P(1-1/E)=MC来确定价格的。其中E为需求价格弹性(绝对值)。
【简答题】I have to take a bus to the company today.My car is ____at the 4S store.
【判断题】大理有“东方瑞士”之称,苏州有“东方威尼斯”之称。
【简答题】I spent $ 5 on the book. The book ________ ________ $ 5.
【单选题】设A、B为两个相互独立的事件P(A∪B)=0.6,P(A)=0.4,则P(B)等于( )。
【单选题】雌激素的周期性变化中下列哪项是错误的::
C.
排卵后分泌稍减少D.在排卵后7~9d黄体成熟时,形成又一高峰
【简答题】Finish the following sentences with the given phrase, changing the forms if necessary. [rule the roost] [more than] [be estimated to] [a slew of] [compare with] [cope with] [because of] [in this regar...