生活垃圾填埋场应设在当地( )主导风向的下风向,在人畜居栖点500m以外。
A.春季
B.冬季
C.秋季
D.夏季
参考答案:D
以下程序运行后,单击命令按钮,窗体显示的结果是 ______。 Private Function p1(x As Integer,y As Integel,z As Integer)p1=2*x+y+3*z End Function Private Function p2(x As Integer,y As Integer,z As Integer)p2=p1(2,y,x)+x End Function Private SubCommandl_Click()Dim a As IntegerDim b As IntegerDim c As Integera=2:b=3:c=4Print p2(c,b,
A. End SubA) 19
B.21
C.22
D.23
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