The forest guards often find campfires that have not been completely. A. turned down B. put——青夏教育精英家教网—

摘要： The forest guards often find campfires that have not been completely. A. turned down B. put out C. put away D. turned over

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When first ______ to the market, their products enjoyed great success. 　　　　　　　　　　　　　　　　　　　　　　　 (2004 全国卷II)

　 A. introducing　　 B. introduced 　 C. introduce D. being introduced

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