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一个三岁大的孩子：a three-year old baby a three-year-old baby 到底应该是哪个呢? 英语翻译 "站得高,望得远,胸怀大志“可用诗句形容 英语翻译诸侯危社稷,则变置.牺牲即成,粢盛既洁,祭祀以时,然而旱干水溢,则变置社稷. 1A1000V贴片二极管1N4007(M7) 的pcb封装尺寸? 二极管的型号1N4001等是什么意思能进一步解释一下该型号的意思吗?比如1代表什么,N代表什么,后面的数字各代表什么? 空气中含量较多且性质不活泼的气体是 与“站得更高,看得更远.”的诗句意思相同的就可以. they're going to fly kites tomorrow 改为否定句 we have many wathes.改为同义句 We have many music lessons.同义句 函数Y=1/1n(x+1), 函数y=1n（x-1）的定义或是? 英语翻译不要机器译的Yeah,ah,yeah,aha,yeah,what,only you baby,only youI reminisce,and think of how we used to be,I bought roses,we kissed and you were holding me,walking down the streets of our hometown,getting down,wasting money,just foolin by crashing against seashoresOnly by crashing against seashores,__________ sand away from some beaches and pile it up on other beaches.A.do the waves take B.the waves takeC.take the waves D.takes the waves为什么答案是A only to have it used against me. 60的40%是多少?15千克的24%是多少千克? 英语翻译完整句子：I wish some of these people would verify things with real scientists more often.they'd save themselves some embarrassment. 化学中有效数字的加减法运算规则先按小数点后位数最少的数据保留其它各数的位数,再进行加减计算,计算结果也使小数点后保留相同的位数.这个我理解了.但是,如果运算中的数字都没有小 It was necessary that we___everything ready ahead of time.选项:a、makeb、 madec、 had maded、 have made 工业上将硫酸铝和硫黄焙烧可制备氧化铝,同时得到二氧化硫,写出该反应的化学方程式. 送你分. 分步积分及推导过程 顺丰快递已取件是什么意思2011-01-25 08:34:22 快件离开上海集散点 2011-01-25 12:41:14 已取件、离开上海 又取件 下面的积分推导的详细过程 There is______"U" in the word university.用A 还是AN 送元二使安西是古诗词吗 送元二使安西的意思是什么 两个表面积是54平方厘米的正方体拼成一个长方体,这个长方体的体积是多少立方厘米?我要算式、答案,好的给1000分,呵呵 关于王安石的诗 这步积分推导错在哪儿? 这种药到底是怎么吃?是一颗药分为为两半吃为一次,还是打开两包装吃两个.2: