The Master said, to learn and at due times to repeat what one has learned, is that not after all a pleasure? That friends should come to one from afar, is this not after all delightful? To remain unsoured even though one’s merits are unrecognized by others, is that not after all what is expected of a gentleman?
最新问答: 用竖式计算 306×25= 13×235= 61×99= 820×14= 73×62= 540×60= 刚才那句Nobody knows where she lives,后面可以用does 好像说用he都可以 英语翻译1.如果你有耐心,你能在旧书店买到很便宜的新书.(bargain)2.只要你能保持新车的干净,我就借给你.(as 0.1N AgNO3溶液100ml 如何配? 已知关于x的一元二次方程x²+ax-3=0的一个根为3,求a的值和方程的另一个根, 爸爸买了4升农药给果树喷药,第一次用去它的4分之3,第二次用去4分之3升,还剩多少升? 黄豆中蛋白含量约占25分之9,现有有黄豆4分之3吨,能从中提取多少千克的蛋白质? 如图,在△ABC中,∠ACB=90°,BC的垂直平分线交BC于D,交AB于点E,F在DE上,并且AF=CE. 电荷量能被中和吗 双曲线的准线方程 若a+3b=0求.[1 - b / ( a+2b )]÷[( a^2 + 2ab + b^2 ) / ( a^2 - 4 (2007•常州)在如图所示的电路中,为使灯L1与L2并联,应( ) 已知X2-5X-14=0求(x-1)×(2x-1)-(x+1)2+1 如果n是整数,那么5n -1,2,4,-8后面三空数字规律填什么数字? 【推导】75°,22.5°,67.5°的三角函数值 双曲线以椭圆X^2/9+Y^/25=1焦点为焦点,它的离心率是椭圆离心率的2倍,则双曲线的方程为多少? 育新小学共有两个班,下午放学时学生出校门的情况统计如下: You have to be patient with him 这句话中be patient with him 在句中做 1、建筑桥梁(如长江大桥),桥面越高引桥越长,这是什么道理?
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