A McDonald’s Big Mac value meal consists of a Big Mac Sandwich ($2.99), Large Coke ($1.39), and a Large Fry ($1.09). Assuming that there is a competitive market for McDonald’s food items, at what pric
A. $4.08
B. $4.38
C. $5.47
D. $5
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中国梦的基本内涵包括()
A. 国家富强
B. 民族振兴
C. 社会稳定
D. 人民幸福
网球单打场地宽是()
A. 10.97米
B. 8.23米
C. 10.07
D. 8
当热力学第一定律写成 dU = δQ – pdV 时,它适用于()
A. 理想气体的可逆过程
B. 封闭体系的任一过程
C. 封闭体系只做体积功过程
D. 封闭体系的定压过程
The kids never received any professional training previously, but their performance was__()
A. impressive
B. expressive
C. aggressive
D. innovative