题目
A.('a'>=ch)||('z'<=ch)
B.'a'<=ch<='z'
C.(ch>=a)&&(ch<=z)
D.(ch>='a')&&(ch<='z')
第1题
A.('a'>=ch)||('z'<=ch)
B.'a'<=ch<='z'
C.(ch>=a)&&(ch<=z)
D.(ch>='a')&&(ch<='z')
第2题
A.('a'>=ch)||('z'<=ch)
B.'a'<=ch<='z'
C.(ch>=a)&&(ch<=z)
D.(ch>='a')&&(ch<='z')
第3题
A.’a’<=ch<=’z’
B.(ch>=’a’)&(ch<=’z’)
C.(ch>=’a’)&&(ch<=’z’)
D.(‘a’<=ch)and(‘z’>=ch)
第4题
A.'a'<=ch<='z'
B.(ch>='a') &(ch<='z')
C.(ch>='a') &&(ch<='z')
D.('a'<=ch)AND ('z'>=ch)
第5题
A.'a'<=ch<='z'
B.(ch>='a') & (ch<='z')
C.(ch>='a')&& (ch<='z')
D.('a'<=ch) AND ('z'>=ch)
第6题
A.'a' <= ch <= 'z'
B.(ch >= a) && (ch <= z)
C.(ch >= 'a') && (ch <= 'z')
D.('a' >= ch) || ('z' <= ch)
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