The primary goal of Informative Speaking is______.
A. to let audience learn something
B. to influence what an audience thinks or does
C. to take precautions against counterpersuasion
D. to motivate an audience to act
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用Dim声明的局部变量是动态动态变量,其值在过程执行完后仍保留,而用Stalic声明的局部变量是静态变量,其值在程序执行完后会消失。()
一个窗体一定对应一个窗体文件,所以一个应用程序只能包含一个窗体。()
The companies efforts to keep personal information private seem to be______.
A. feasible
B. plausible
C. ineffective
D. ambiguous