抹带接口应表面平整密实,不得有()等现象。
A.间断和裂缝、空鼓
B.漏浆
C.厚薄不均
D.保护层过厚
参考答案:A
I told Sally how to get here, but perhaps I ______for her.
A.had to write it out
B.must have written it out
C.should have written it out
D.ought to write it out
在窗体上画两个名称分别为Text1、Texte2的文本框和一个名称为Command1的命令按钮,然后编写如下事件过程:
Private Sub Command1_Click()
Dim x As Integer,n As Integer
x=1
n=0
DoWhilex<20
x=x*3
n=n+1
Loop
Text1.Text=Str(x)
Text2.Text=Str(n)
End Sub
程序运行后,单击命令按钮,在两个文本框中显示的值分别是()
A.15和1
B.27和3
C.195和3
D.600和4