【单选题】You haven't change you mind, ______? [ ]
【简答题】直接消耗系数又称 ( ), 是两个部门间直接存在的 ( ) 的数量表现 , 是某部门为生产单位产品所消耗的 ( ) 的数量 。
【简答题】--- Tom works hard. --- So ________ . So __________ . A. he does; you do B. does he ; do you C. he does ; do you D. he is ; are youA. he does; you do B. does he ; do you C. he does ; do you D. he is ;...