题目
A.‘A’<=ch<=’Z’
B.(ch>=’A’) & (ch<=’Z’)
C.(ch>=’A’) && (ch<=’Z’)
D.(‘A’<=ch) AND (‘Z’>=ch)
第1题
A.‘A’<=ch<=‘Z’
B.(ch>=“A”)&&(ch<=“Z”)
C.(ch>=‘A’)&&(ch<=‘Z’)
D.(ch>=‘A’)AND(ch<=‘Z’)
第2题
A.’a’<=ch<=’z’
B.(ch>=’a’)&(ch<=’z’)
C.(ch>=’a’)&&(ch<=’z’)
D.(‘a’<=ch)and(‘z’>=ch)
第3题
A.'A'<=c1<='Z'
B.(c1>='A')&(c1<='Z')
C.(c1>='A')&&(c1<='Z')
D.('A'<=c1)AND('Z'>=c1)
第4题
A.'A'<=c1<='Z'
B.(c1>=A. &&(c1<='z')
C.('A'>=c1)||('Z'<=c1)
D.(c1>='A')&&(c1<='Z')
第5题
A.'a' <= ch <= 'z'
B.(ch >= a) && (ch <= z)
C.(ch >= 'a') && (ch <= 'z')
D.('a' >= ch) || ('z' <= ch)
第6题
A.'A'<=c1<='Z'
B.(c1>='A')&(c1<='Z')
C.(c1>='A')&&(c1<='Z')
D.('A'<=c1) AND ('Z'>=c1)
E.('A'<=c1)&&('Z'>=c1)
第7题
A.ch>='A'&& ch<='z'
B.ch>=65&& ch<=90
C.ch>=65&& ch<='A'+25
D.ch>='A'&& ch<='A'+26
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