甲地(40°N,20°E)位于乙地(20°N,40°E)的_____方向。[ ]
A.西北
B.东北
C.西南
D.东南
答案:A
— What did you do during your holidays?
— ______
A.Nothing much.
B.Nothing serious.
C.Nothing more.
D.Nothing interesting.
某企业三种产品的单位成本和产量资料如下表,若根据上表资料编制三种产品的总成本指数、成本总指数、产量总指数,并分析由于单位产品成本和产量变动对产品总成本的影响,请回答下述问题:
总成本指数为()。
A.108.62%
B.118.04%
C.92.05%
D.98.45%