two certificates have expired
two certificates will expire
one of the two certificates have expired
one of the two certificates will expire
第1题:
There are __________ kinds of special foods mentioned in the passage.
A. two B. three C. four D. five
第2题:
A、Sub S1(ByVal n!())
B、Sub S1(n!) as Integer
C、 Function S1%(S1%)
D、 Function S1(ByVal n!)
第3题:
A、verbal
B、successful
C、unilateral
D、unsuccessful
第4题:
编写如下事件过程: Private sub sub1 (ByVal x1 As String, y1 As String) Dim xt As String Dim i As Integer i = Len(x1) Do While i>= 1 xt = xt + Mid(x1, i, 1) i=i-1 Loop y1 = xt End Sub Private Sub Form. Click() Dim s1 As String, s2 As String s1= "teacher" sub1 s1, s2 Print s2 End Sub 程序运行后,单击窗体,则窗体上显示的内容是
A.rehcaet
B.tahreee
C.themee
D.eerthea
第5题:
以下程序用于求S=1+3+32+33+…+310的值。
Private Sub Commandl_Click()
S=1
T=1
ForI=1 To 10
T=______
S=S+T
NextI
Print"S=";S
End Sub
第6题:
Science is still ______ of the causes of many kinds of cancer.
A.ignorant
B.unconscious
C.conscious
D.informed
第7题:
performatives are sub-divided into two big types. They are explicit performatives and implicit performatives.()
第8题:
A.It’s true. Two is always better than one.
B.That’s quite right. We can attract more people.
C.It’s great idea. We need to put in more money then.
第9题:
A.
B.
C.
D.
E.
第10题:
写出程序运行的结果
Public class Base
Public virtual string Hello() {return “Base”;}
Public class Sub:Base
Public override string Hello() {return “Sub”;}
1. Base b = new Base(); b.Hello;
2. Sub s = new Sub(); s.Hello;
3. Base b = new Sub (); b.Hello;
4. Sub s = new Base(); s.Hello;