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【单选题】
在下列关于Visual FoxPro内存变量的叙述中，错误的一条是______。A.
一个数组中的各元素的数据类型必须完全相同
B.
内存变量的类型取决于其值的类型
C.
内存变量的类型可以改变
D.
数组在使用之前要用DIMENSION或DECLARE语句进行定义
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【判断题】Under the agency, the agent charges a certain amount of commission and undertakes risks and losses. ( )
A.
正确
B.
错误
【简答题】As we know, ____________(钢虽坚硬)is, it will still bend or break under certain conditions.
【单选题】Under the Company Law, a company may purchase its own shares under certain conditions. Which of the following is NOT such a condition?
A.
Where the company is to offer its shares to its senior executives
B.
Where the company is to reduce its registered capital
C.
Where the company is to fix the price of its stocks in the securities market
D.
Where the company merges with another company which holds its shares
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