已知x,y满足x平方+y平方-4x+1=0

孔子的儒教内容是什么 使用一大一小的齿轮和一中的齿轮做齿轮列车哪个快 使用一大一小的齿轮搭建一个齿轮列车哪个齿轮转动更快 经济决定税收,税收影响经济判断题,是对还是错,请作简答分析 He shook with anger.他气得发抖.with后面一般接什么啊?anger是修饰shook的吗? he stamped his feet in anger/he stamped his feet with anger有何区别?in angerwith anger He left___after talking with his brother（anger）Listen!There is a knock_____the door.Aat B on C AandB My face turned red _anger.(in,for,with,of)需理由 be anger with和be anger at (about)有什么不同 孔子的思想精华对我们现代精神文明建设有什么影响? live a dog is 越快越好! a dog's life的歌词希望给个中英文都有的是 Nina Nastasia 的歌 a lucky dog/live a dog’s life?be blue in the face,on the top of the 英语成语 A cat's and dog's life 意思及例句 谢谢^^ 好评哦 Live a wanderful life 有几种就写几种吧? 税收是国家财政收入的主要来源之一,对不对? 税收是国家财政收入的唯一来源吗?如果不是,请列举几个其他的收入来源, 税收作为一个国家的财政收入的主要来源的条件是什么 ______( 不知道如何解决)the problem ,he turned to his To his disappointment,the opinion he had stuck ____out wrong.A.to turn B.to turning C.to turned D该题我知道he had stuck是定语从句,修饰the opinion,译为：他坚持的意见.我也知道turn out在这句话中要做谓语动词,关键是 The driver turned his car sharply to the left to give the way to the running bull only to knock into a tree by the road. he turned his energies to ___ a better way of curing the diseaseA find out B seaech for C find D looking for能分析它们的区别吗 昏了 to his disappointment,the opinion he had stuck to turned out wrongto turned 为什么不是to be turned ··他坚持的意见被证明是错误的·· 不是应该用被动语态吗?求赐教!the opinion he had stuck 是个定语从句我知道在 in one's life和all one's life有什么区别 to live a simple life,showing one's true goal in life 英语单词 exist 我知道这个的英标,可读音的音标怎么和单词对不上呢? 我跟同学打架怎么写检查我初中跟同学打架了（我拿板凳砸那人） 性质比较恶劣啊 校长还让我在全班检讨 求高手帮忙 最好有文本我就是不知道怎么写最好发个写好的或者范文要平常就 与同学打架的检讨书帮忙写一个.与同学打架帮忙写一份检讨,精简一点的. 谁给我写个检查啊,我跟同学打架了.我在班里是个班长,是班长就应该管管纪律吧,就为这个事磨了下嘴皮子.下课后就打架了,那位大虾给写个检查啊.我把所有分给你.哥哥们,这不是旷课,睡觉之 手机英语词典 Life is short… live it up . Life is short ,live it up