They have great fun ___ at the party.sang and danced singsing and dancing to sing and dance选一个
问题描述：
They have great fun ___ at the party.
sang and danced singsing and dancing to sing and dance
选一个
答
选B。singing and dancing。 他们在聚会上兴致勃勃地唱歌跳舞。
have (great) fun doing sth.=have a (great) time doing sth.
兴趣盎然地/兴致勃勃地做某事。
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答
singing and dancing
have fun doing sth.玩得开心/做某事获得快乐