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更多“Based on Unit 1 Text A: For Ch…”相关的问题
下表给出了一家厂商的单位产品销售价格(单位:美元)和总成本的信息，
(1)填充表中空格。
(2)如果价格从60美元下降到50美元，企业的产量选择和利润将如何变化？
The data in the following table give information about the price (in total ) for which a firm can sell a unit of output and the total cost of production.
a.Fill the blanks in the table.
b.Show what happens to the firm' s output choice and profit if the price of the product falls from$60 to $50.
size(400,300); background(0); font1=createFont("黑书",40); String[] str1=new String[2]; str1[0]="飞来山上千寻塔,"; str1[1]="闻说鸡鸣见日升。"; //输出到文件“lianxi.txt”中 }
A、saveStrings("lianxi.txt",str1);
B、saveStrings(str1,"lianxi.txt");
C、text(str1,"lianxi.txt");
D、text("lianxi.txt",str1);
