填空题 (The auctioneer) must know (fair) accurately the current (market values) of the goods (he is) selling. A. The auctioneer B. fair C. market values D. he is
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【正确答案】 1、B改为fairly    
【答案解析】[解析] 此处修饰的是副词，应该用副词，因此fair应该改成fairly。