VB是一种面向（）的可视化程序设计语言，采取了（）的编程机制。
参考答案：对象；事件驱动
_________ is known to us all that the earth is smaller than the sun.
A．It
B．What
C．As
D．which
Will you please turn down the TV?（）
A.I‘ll turn it down next time.
B.Never mind if you turn it down.
C.It sounds reasonable.
D.Sorry. I haven‘t realized you‘re sleeping.
