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若圆（x-3）²+（y+5)²=r²上有且只有两个点到直线4x-3y=2的距离等于1,则半径r的取值范围是? as可以在非限制性定语从句中做关系代词吗?如果可以它在非限制性定语从句中与which有什么区别? in the country,we can hear birds singing and sheep bleating啥意思 You can hear birds sing here and there.和You can hear birds singing here and there.哪个对? 英语翻译The people who are prone to fall on their knees to do us honor when success is with us may be the first to throw the stone of malice when failure settles its cloud upon our heads.前面是说,那些当我们成功时易于跪下来表忠 英语翻译There has been no change to what the secretary has characterizedin the past in terms of what we believe is not only necessary,butalso the timelines in which he remains hopeful to provide some ofthat capability 第十一题咋做速度 英语翻译I never like to be a listener comfort you pain protected you from beginning to end - I ofent hear birds ____(sing) songs in the tree in the moring. 高中生物必修一教学计划, 全文介绍校园,无现在进行时,问We can hear the birds _____(sing) in the tree初一下英语半期考题目,我想文章是一般现,就用了sing,另求高见! 1997年到1995年经历了几个闰年 10.11题带过程, 11题 求答案求过程 求第11题答案和过程. 英语翻译1、his _______ on science is great.(achieve) 2、in my computer,my brother is responsible for _______.He is a responsible__________ (account).3、steal means:take it without________(permit) 英语翻译If you just spend time balancing advantages and disadvantages,you may get nothing in the end. You’re my love,you are my angel!You’re the girl of my dreams,And I’d like to thank you.For wating patiently,Daddy’s home,you daddy’s home to stay.How I’ve waited for this moment,to be by your side,you best friend wrote and told you,I had 有什么小清新的英文歌么 推荐下干净的英文歌干净就是很天然 纯净的意思 七年下册英语阅读A:Excuse me.Can you tell me the way___the bus station?B:Yes.Walk___this road,take the first turning___the left.Then walk until you come to the river and`````````A:The river?B:Yes,when you___ ___the river,there is abridge.Just 八上科学浙教版课时训练第一章自测题, 浙教版课时训练八年级上科学3.2神奇的激素（2）答案跪求 浙教版 课时训练 八年级上 科学3.2神奇的激素（2） 案浙教版课时训练八年级上科学3.2神奇的激素（2）和（3）答案 ?有些不懂!求高手翻译一下这个句子,及语法问题 八上科学课时训练质量分数为20的稀硫酸.现需配置这种稀硫酸500克,问需要质量分数为98%（密度为1.84克/厘米立方）的浓硫酸、蒸馏水各多少毫升? 从1979年到2001年中共有( )个闰年 2001年至3000年有多少个闰年 2001年是不是闰年? 求解函数公式 求解函数表达式求这么两个表达式,要求不是某个函数其中的一小段,而是能成为一个完整的函数图像.第一个是关于Y轴对称的偶函数,形状是麦当劳那样的M标志,最低点有三个,都在X轴上；第二 函数求根公式我想知道它的求根公式究竟是哪个.已知x1=-1 x2=3那么y=x平方-bx+c的b和c是多少,第二题X1=-4 X2=2那么ax平方+bx+24 科学教育好还是数学与数学应用好?