The book is put so high that it is ____ my reach.（　　

德国企业与生俱来的天职和义务，就是遵守企业道德、精益求精地制造产品。A．错误 B．正确

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混凝土结构外观质量出现严重缺陷，提出技术处理方案的单位是：( )A.设计单位B.施工单位C.监理单位D.建设...

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She always help her mother with housework at home. She ...

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