I don't have a soccer ball _______ I have a volleyball. [ ]
A. and
B. but
C. or
D. so
答案:B
上全口义齿后缘边界为().
A.后颤动线
B.前颤动线
C.腭小凹后4mm
D.腭小凹直连线上
E.腭小凹之前方
当双击窗体Form1时,要将窗体Form1隐藏起来、将窗体Form2以模式方式显示出来的事件过程,正确的是
A.Private Sub Form _ Db1Click( ) Forml.Hide Form2.Show 0 End Sub
B.Private Sub Form _ Db1Click( ) Form1.Hide Form 2.Show 1 End Sub
C.Private Sub Form _ Click( ) Form l.Hide Form 2.Show End Sub
D.Private Sub Form _ Dbl Click( ) Form l.Enabled=False Form 2.Enabled=True End Sub