【单选题】决定某种定位方法属几点定位,主要根据 。
【单选题】--- Do you think you will be able to finish your writing by five o’clock today? --- __________. I’ll be busy with experiments all day.
【单选题】·You will hear five short pieces. ·For each piece decide where the speaker is. ·Write one letter(A-H)next to the number of the piece. ·YOU will hear the five pieces twice. 13__________ 14__________ 15...
H.
in the class 13.___________
【单选题】在化工生产中聚乙烯是由那种物质合成的( )
【单选题】已知 x商品的价格为5元,y商品的价格为2元,如果消费者从这两种商品的消费中得到最大效用时,商品y的边际效用为30,那么此时x商品的边际效用为
【单选题】已知X商品的价格为5元,Y商品的价格为2元,如果消费者从这两种商品的消费中得到最大效用时,商品Y的边际效用为30,那么此时X商品的边际效用为
【单选题】按经济业务的时间顺序一笔一笔登记的账簿是( )