【单选题】He shrugged his shoulders as if ____that there was nothing he could do about it.
【判断题】按照扣合的性质和特点,金属扣合法可分为:强固扣合、强密扣合。
【多选题】金属扣合技术可分为 、 、 、 四种类型。
【单选题】刑事案件侦查的任务简单地说,就是打击犯罪和()。
【简答题】金属扣合技术方法可分为:()、()、优级扣合法、热扣合法。
【单选题】The policeman __________ his shoulders as if to say there was nothing he could do about the matter.
【单选题】The policeman ______ his shoulders as if to say there was nothing he could do about this matter.