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红细胞是不是真核细胞?详解～谢了 证明:偶涵数的导数为奇涵数,奇涵数的导数为偶涵数 己知涵数f(x)=x3+bx2+cx是奇涵数,g(x)=x+(c- 2)x+5是偶池涵数.求b+c Is not a fate that is not clearly stated in two names这句英文什么意思 does a horse have paws?what eise has fwr? 奇（ji）数与偶数的和是多少?奇数与奇数的和是多少?偶数与偶数的和是多少?如果说的更好我还加悬赏分 藤纸的特点,快 Does a tiger have fur?怎么回答yes,it does 如果这样回答呢；yes a tiger have fur 他告诉我一段过去不愉快的往事修改病句.快些, 成功学有用吗? 成功学真的有用吗?我是这样面对某成功学大师的课程的推销的 陈安之的课程有谁上过,成功学是真的吗? ever的意思now the nation's top patent court appears completely ready to scale back on business-method patents,which have been controversial ever since they were first authorized 10 years ago.ever 动量守恒的一道选择题A、B两条船质量都为M,首尾相靠且都静止在平静的湖面上,如图所示．A、B两船上各有一质量均为m的人,A船上的人以相对于A船的速率u跳到B船上,B船上的人再以相对于B船的 安全征文1500字以上要以实例谈看法的！急急急···························· No sweat She has a long ruler.怎么样将划线了的〃a long ruler进She has a long ruler.怎么样将划线了的〃a long ruler进行提问? sweat 天平为什么会平 天平女平女和什么最配 天平都是平的,急 用酒精温度计可以测量开水的温度吗? In my dream,I went into the forest where I d______ a beautiful new world full of flowers.首字母填空,速度 where are my flowers? where you are where you talk where you say my name ,it's beautiful,wonderful 女生唱的,什么歌 越南现在与我国的关系? 最近越南和中国关系如何? 古代中国和越南的关系是怎样的?请尽量详细一些, 翻译：Piano is a word which was originally borrowed from Italian. 请问这句英文如何译：what are the ways in which i can post the unplanned delivery cost.in which 是不是指ways,哪种方式,方法? 英语单词发音的时候,要把里面的每一个因素的口型都做到位吗----弟弟指的是舌位?比如说：find [faɪnd],发‘in’的时候舌头必须要从下牙弹回上齿龈吗?find音节比较少,怎么发问题不大,但是 关于英语发音的题目,判断下列单词发音是否一致1.head （ea） red (e) 2.tea (ea) please (ea) 3.rooster (oo) book (oo) 4.school (ch) teacher (ch)5.its (i) nice (i) 6.dog (o) woman (0)7.you (ou) y0ur (our) 8.arm (ar) class (a)9.mum (u