心肌梗死并发休克的处理有（）
A.应用升压药
B.纠正酸中毒
C.补充血容量
D.应用血管扩张剂
E.抗感染
参考答案：A, C, D
---Did you return where you had come from after college?
---No.I was lucky enough ______ abroad for further study.
A．to send
B．to be sent
C．to have been sent
D．being sent
在窗体上画1个命令按钮，并编写如下事件过程： Private Sub Command1 Click() Dim a(3，3) For m=1 To 3 For n=1 To 3 If n=m or n=4—m Then a(m．n)=m+n Else a(m，n)=0 End If Print a(m，n)； Next n Print Next m End Sub 运行程序，单击命令按钮，窗体上显示的内容为()。
A．2 0 0
0 4 0
0 0 6
B．2 0 4
4 0 6
C．2 3 0
3 4 0
D．2 0 0
0 4 5
0 5 6
