【判断题】Sound arguments are deductive arguments that are valid.
【简答题】简述电子商务背景下企业进行营销创新的方式。
【判断题】All valid arguments are sound arguments.
【判断题】All sound arguments are valid arguments.
【简答题】His arguments sound convincing, but they're based on __________. [A] conclusion [B] illusion [C] delusion [D] inclusion
【判断题】任务环境可以认为是企业运行的行业背景。()