The Whites are sitting ________ the breakfast table.
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在存货模式中,最佳现金持有量是指( )。
A. 短缺成本和转换成本之和最小的现金持有量
B. 机会成本和管理成本之和最小的现金持有量
C. 管理成本和短缺成本之和最小的现金持有量
D. 机会成本和转换成本之和最小的现金持有量
Mr. Smith often put on his best clothes.
A. Right.
B. Wrong.
C. Doesn't say.
What does the writer think of his new job _______.
A. He likes it very much
B. He doesn't like it at all
C. He has no idea
Mr. Smith lived a happy life with his wife and two sons.
A. Right.
B. Wrong.
C. Doesn't say.