搜题请搜索小程序“爱下问搜题”
问题 单项选择题

外科应用抗菌药物时，正确的是

A．抗菌药物的剂量一般按体重计算

B．应用抗茵药物后，可以减免一些外科处理

C．所有的外科感染均需应用抗菌药物

D．外科感染时，一般情况下首选广谱抗生素并联合用药

E．手术的预防用药应在术前1小时或麻醉开始时静脉滴入，一般均在术后立即停药

答案

参考答案：A

解析：A应该按体重；B、C无菌手术是关键；D能用一种的，即不联合应用，能用窄谱时，即不用广谱的。

阅读理解
My name is Mary. I have a good friend Lily. In some ways，we look the same, and in some ways ，we look different. We both have big eyes and long black hair. I'm much taller than her. We both like sports, although Lily is more athletic than me. She's more outgoing（外向的）and I'm quieter. I like singing and she likes drawing. However, we both enjoy going to parties.
Information Card
Something
in common
 They both have小题1:_______and long black hair．
They both like小题2:________．They both enjoy going to parties．
 
Something
different
 Mary is much小题3:______than Lily．Lily is more outgoing and Mary is 小题4:______．Mary likes singing and Lily likes
小题5:________．
查看答案
单项选择题

当Form_Click;事件发生时,窗体上显示的第三行是 ______。
Private Sub Form_Click()
Dim i As Integer, j As Integer, k As Integer
Dim x(5, 5) As Integer
For i = 1 To 5
k = 1
For j = 1 To 5
If i ＜= j Then
x(i, j) = k + 1
k=k+2
Else
x(i, j) = k + 1
End If
Next j
Next i
For i = 1 To 5
For j = 1 To 5
Print x(i, j)
Next j
Print
Next i
End Sub

A．22135

B．21357

C．22213

D．13579
查看答案