Nancy is supposed to______ (做完化学实验) at least two weeks ago.have finished her che

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问题 Nancy is supposed to______ (做完化学实验) at least two weeks ago.

选项

答案 have finished her chemical experiments

解析本题考查的是对句子时态的把握。“两周前”应使用完成时态；此外，“化学实验”可译为chemical experiments。

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