问题
选择题
Lily _ _ Lucy may go with you because one of them must stay at home . [ ]
A. Not only; but also
B. Either; or
C. Both; and
答案
答案：B
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Lily _ _ Lucy may go with you because one of them must stay at home . [ ]
A. Not only; but also
B. Either; or
C. Both; and
答案：B