直角坐标系中,点(a,-3)关于原点的对称点是(1,b-1),则a+b=____ 发布时间:2017-04-27 06:52 │ 来源:www.tikuol.com 题型:填空题 问题: 直角坐标系中,点(a,-3)关于原点的对称点是(1,b-1),则a+b=______.
题型:填空题 Inception, which cost $150-million-plus US to make, earned a healthy $ 76 million US at the box office world wide during its opening weekend, _____ that epic and sci-fi aren't necessarily mutually exclusive in the movie industry. [ ]A. to prove B. prove C. proving D. proved 查看答案
题型:填空题 《关于盘活物资处置工作的实施意见》规定,对矿(厂)有下列()行为并经核实的,给予单位行政主要负责人降职处分,并给予分管领导撤职处分,科区级责任人员一律撤职。A、清查数据上报不实,弄虚作假的B、不认真组织开展清查工作的C、交接期间藏匿、乱领物资的D、积压物资符合使用要求拒绝使用或拒绝调剂的 查看答案