表达式Int(4*Rnd+1)*(Int(4*Rnd-1))值的范围是().

A前一个为"真",后一个为"假"

B前一个为"假",后一个也为"假"

C前一个为"真",后一个也为"真"

D前一个为"假",后一个为"真"

A15

B&HF

C1111

D&017

AA#A

B4A

C?xy

DconstA

A9

B7

Cabcd

D123

A{计算机等级考试}

B(计算机等级考试)

C计算机等级考试

D"计算机等级考试"

A4

B5

C6

D7

A/

B

CMod

D'+

AIf Int(A)=A And Sqr(A)>=100 Then Print "OK" Else Print "Error"

BIf Fix(A)=A And Abs(A)>=100 Then Print "OK" Else Print "Error"

CIf Int(A)=A And (A>=100,A<=-100) Then Print "OK" Else Print "Error"

DIf Fix(A)=A And A>=100 And A<=-100 Then Print "OK" Else Print "Error"

ALog

BStr

CLen

DVal

A整型

B长整型

C单精度型

D双精度型