若x1是方程AX=B的解，x2是方程AX=0的解

if two persons agree or everything,then one of them need not exist.怎么翻译啊用中文解说 忙碌：近义词和反义词? I can't____her to be on time if I'm late myselfA hope B expect C desire D wish选哪个 为什么 史记 关于管仲,司马迁最后说的那段话的意思.太史公曰 :管仲世所谓贤臣,然孔子小之,岂以为周道衰微,桓公既贤,而不勉之至王,乃称霸哉?翻译也是看过的,可希望你们能翻译通畅点.特别后面几 his mother tried-----（not swim） in the river. Why is a math book sad?英语谜语 why is a math book sad 谜语我知道意思是：为什么数学本子很伤心? This is (a math) book.对括号内容提问,说理由 如何回答：Is this a math book ?如题 单反的快门数是什么意思 It's too late to apologize,to you now- It's too late to catch you now翻译 who have还是has a book? We didn't see what happened in the street in the morning 保持原意不变 At three o'clock this morning ,I seemed __someone screaming in the streetA hearingB having heardC to have heard D to hear 夸我几句 It's a joke.Hello Chinese .i come from Argentina! “多莉”是公羊,还是母羊﹖ 多利是公羊还是母羊? 为什么“多莉”的产生需要三只母羊一只羊可以完成所有的克隆过程吗?既然只是对比,那么用一只羊可以完成克隆吗?提取的是卵细胞进行克隆,为什么?那么公羊可以克隆吗?是不是雄性的克隆 求《霍比特人》的Far over the misty mountains cold的MP3 He got on the wrong bus_______mistake.填什么介词? Strange things are happening in our n___,so people are scared national english contest of college student什么意思 --Would you recommend more people ____the bike to reduce traffic 此题答案是A,to ride还是 B.riding 英语翻译From majestic mountains and valleys of green to crystal clear waters so blue,this wish is coming to you. 英语翻译I can’t think of a world without green mountains and blue sky,in parallels withthe one on whose ground is full of garbage. super的读音是什么是"苏per"还是"私有物(连读)per" super 美语发音是什么 英语音标咋巧记?巧读? 给我个YY求婚词!女方可能不在 急用!30分甩!最少能说上10分钟的 求YY五项套词