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题目内容
（专升本英语）
they went home,
A.Their work had been finished;singing and laughing
B.They had finished their work;sang and laughed
C.Their work finished;singing and laughing
D.After their work finished;singing and laughing
A.Their work had been finished;singing and laughing
B.They had finished their work;sang and laughed
C.Their work finished;singing and laughing
D.After their work finished;singing and laughing
参考答案
