B. a erous policy C. a necessary compromise D. a short-term phenomenon 查看完整题目与答案 单位和个人应在发生经营业务、确认营业收入时,才能开具发票,未发生经营业务一律不得开具发票。( ) A. 正确 B. 错误 查看完整题目与答案 计算机的数据传输具有“突发性”特点,通信子网中的负...
By default keywords are case-sensitive but you can also set them case-insensitive and decide if the word should appear exactly as you've written it (e.g. CAT but not eduCATion). The extension has a testing mode which highlights the elements with green borders instead of hiding them. Testin...