单项选择题
下列程序段的执行结果为( )。
A="HELLOGOODMORNING"
B="WANGCHANGLI"
C=Left(A,5)+"!"
D=Right(A,7)
E=Mid(A,6,4)
F=Mid(B,Len(B)-6,5)+"!"
G=E+" "+D+"!"
H=C+" "+F
Print H+" "+G
A．HELLO!CHANG!GOOD MORNING!
B．HELLO!WANG!G00D MORNING!
C．HELLO!LI!GOOD MORNING!
D．HELLO!CHANG!GOOD!MORNING!