问题
选择题
In the party,everyone dances and sings ________and laughs all the time.[ ]
A.happy
B.happily
C.unhappy
D.unhappily
答案
答案：B
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In the party,everyone dances and sings ________and laughs all the time.[ ]
A.happy
B.happily
C.unhappy
D.unhappily
答案：B