【单选题】As the manager was away on a business trip,I was asked to_____the weekly staff meeting.
【多选题】在质量改进活动中,下列提法不正确的是( )。
【单选题】______ Russian, Jack has to study a second foreign language.
【单选题】He asked ______for the new mountain bicycle.
【判断题】在使用木工手持电动工具时,为了防止漏电,最好在电源线上装上漏电掉闸装置,一旦漏电会发生自动断电。
【判断题】质量改进侧重过程,质量突破侧重结果;质量改进是通过一次次的质量突破实现的。
【简答题】I asked the p___ department for a report.
【单选题】Russian, Jack has to study a second foreign language.