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【单选题】
下列关于Java程序的说法,哪一项是正确的?( )A.
一个程序可以包含多个源文件
B.
一个源文件只能有一个类
C.
一个源文件中可以有多个公共类
D.
一个源文件只能供一个程序使用
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反馈参考答案：
举一反三
【单选题】计算毛利时，毛利=销售收入-销售成本，有关销售收入和销售成本说法错误的是（）
A.
销售收入按含税德价格计算，销售成本按不含税的价格计算
B.
都按不含税的价格计算
C.
销售收入按不含税的价格计算，销售成本按含税的计算
【单选题】Which of the following is in agreement with the logic behind such a dressing change the passage deals with?
A.
As America's economy slows, business casualty proves rather too casual.
B.
People in America are getting fed up with casual dress recently.
C.
Women wear suits and trousers to show their full equality with men in workplace.
D.
Workers intend to rely on their dressing to improve their social status.
【单选题】Which of the following statements is INCORRECT?
A.
A language is a means of expressing a particular culture.
B.
All languages can well express their respective cultures
C.
American Indian languages are as sophisticated as English
D.
Some languages are better than other languages
【多选题】以下公式计算正确的有( )
A.
毛利率=(销售收入-销售成本)/销售收入
B.
毛利率=(销售收入-销售成本)/销售成本
C.
销售成本=销售收入*(1-毛利率)
D.
销售成本=销售收入*(1+毛利率)
E.
资产合计=负债+所有者权益
【简答题】Which of the following statements can best summarize the author' s view in the passage?
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