ADSL速率动态调整是通过启用（）程序来实现。
A.信道分析
B.初始化
C.快速学习
参考答案：C
—What do you think of your boss?
—He ’s kind-hearted. Not only _______ what to do, but also he lent me money.
A．he advised me
B．does he advised me
C．did he advise me
D．he advised to me
Visual FoxPro中修改当前数据表结构的命令是______。
A．MODIFY STRUCTURE
B．MODIFY DATABASE
C．MODIFY TABLE
D．MODIFY DATABASE TABLE
