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满足x+y=3的非负数整数解有 组,它们分别是 . x+2y=5的非负数整数解是什么?快.明天不给分. 物种入侵为什么有这么大的危害我要以这个为题写一篇2000字以上论文,急用 Linda worked for the Minnesona Manufacture and mining Company,______as3M1.knowing2.known3.being known4.to be known要原因 英语翻译：Linda worked for Minnesota,Manufacturing and Mining Company,known as 3M.还有什么短语, Linda worked for the Minnesota Manufacturing and Mining Company ,___________as 3MA knowingB kbownC being kbownD to be known It is sb who 的强调句中Sb用什么格? 超几何分布的方差DX=EX^2-(EX)^2如何推导得? 设X服从参数为λ>0的指数分布,其方差DX=A.λB.λ的倒数C.λ的平方的倒数D.λ的平方 吴国里的大司马,左大司马,右大司马是可以同时存在的吗.那么谁更大,大司马和大将军都管些什么.谁的实权大 It’s __________ me why Alice,aged 28,gave up her job and got married to a man of 82.为什么是beyond? 太尉和大司马有什么区别呢?太尉、大司马、大将军三个职务哪个地位高一些?最好有史料辅助说明.记得历史上这三个官职曾同时设置,如东汉末年、三国、晋代、南北朝.这时有什么区别呢?谁 骠骑将军和骠骑大将军那个大 东汉大将军、大司马相当于军委副主席,太尉相当于国防部长,骠骑将军相当于总参谋长可以这么理解吗 Julie Thompson invented the cars in 1885 (判断时态：被动语态 否定句 一般疑问句把原句子变为下列时态 即 被动语态 invent--invented--invented否定句一般疑问句 汉代大将军与太尉职权有什么不同? wax & wire如题 视频的后一段音乐是什么啊! our friends julie and jack were there为什么不用go to the race而用were were invented 考点为被动语态对吗?If thalidomide _________(invent) today,it would never be released for human use because new tests on pregnant animals would reveal the dangers. -----(millon) worked as volunteeers during the meeting.适当形式填空这里应该用millon的什么形式? 1.A lot of people gathered in Yichun people‘s Hospital——call on the most beautifu girl-Zhao Tian tian,a senior school student.A.so that B.in order to c.in order that D.as a result 非澹薄无以明德,非宁静无以致远!是什么意思? 明德 博学 求是 致远请分别用归化和异化两种翻译方法对其进行翻译, 用英语必须和不必须写出那些事能做那些事不能做,关于中国风俗习惯 博学笃志,格物明德怎么解释更贴切 格物改知什么意思?! 名著为什么可以称之为名著?大学之道,在明明德,所谓“明德”,指的是什么?格物致知,何为格物,何为致 He paid a large s_____ of money for the painting by Turner. 求函数y=2cos的平方+3sinx -1在比区间（0,5/6π ）上的最大值和最小值 求函数y=2-4/3sinx-cos^2(x) 最大最小值 函数y=cos^x+3sinx+2的最小值为 andy worked__than sunny a.harder b.hardlier c.more harder d.more hardly为什么选A?