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we had a three-day vacation last week和he was the first pianist in the 70-year history of the exam

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时间:2024-08-17 10:50:20
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we had a three-day vacation last week和he was the first pianist in the 70-year history of t

【专家解说】:1. three-day 是【数词+名词单数】构成的合成形容词 2. of 表所属关系
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