A.He embraces it wholeheartedly.
B.He advocates it with some reservations.
C.He regards it with ambivalence.
D.He rejects it fiercely and repeatedly.
第1题:
A.Arrays.sort(s);
B.s=newTreeSet(s);
C.Collections.sort(s);
D.s=newSortedSet(s);
第2题:
第3题:
2、已知字符串s1='snow',s2='man',则表达式s1+s2的值为:
A.'mansnow'
B.'amnnosw'
C.'snowman'
D.7
第4题:
第5题:
已知字符串s1='snow',s2='man',则表达式s1+s2的值为:
A.'mansnow'
B.'amnnosw'
C.'snowman'
D.7