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here什么(be)are some flowers for you,mum. aventador什么意思 在平面直角坐标系中,已知点A（2a-b,-8）与点B（-2,a+3b）关于原点对称,那么a、b的值分别为?如题,答题时间不能超过今天,写出答案即可,我会追加80分! let ( )tell you somehing ( )my new friend.A,me,me B,my,about C,me,about 求一首歌,有一句歌词是：you tell(or told) your friends to tell my friends to tell me. I always tell my friend ________my family.A.withB.onC.toD.about急,快 i often tell her about my school my friends and my f______ 这个aventador是什么字体? 2011上海车展展出的兰博基尼 Aventador LP700-4中的Aventador是很么意思? 蓝色aventador x Here is some bottles of water还是Here are some bottles of water 假如给我三天光明心得 假如给我三天光明感受 这道题选? 这道题选啥? 这道题选多少 连词成句:here,for,you,are,some,desks Here are some tips for you?是什么意思? 急初二课外语文文言文】《右溪记》阅读答案这条小溪为什么被称为右溪?从文中的描写看 右溪具有哪些特点（用自己的话概括）?作者为右溪作记的原因是什么?目的何在?（用文中句子回答 {（m+n/2)+(m-2/3)=6,4(m+n)-5(m-n)=2 用加减消元法解二元一次方程急求解答谢谢! m+2n+5=0 7m-2n-13=0 二元一次方程 加减消元法 It takes time to learn how to cope with living in a totally new environment─it's only natural to need a little bit of help at first.only natural to 若P（a+b,-5)与Q（1,3a-b）关于原点对称,则a的b次方的值为多少? 若点P(a+b,-5)与Q(1,3a-b)关于原点对称,则x*2-2ax-b／2因式分解 点A(－8,5)在第___象限,它关于原点的对称点坐标为____,关于y轴的对称点坐标为____. +如果点A(3a-3,-5a-2)关于原点对称点为B,而B又关于Y轴的对称点为C,在第二象限,化简√25a²+20a+4-√a（a-2）+1 here are some apple for you改为单数句 Here are some rulers for you.改为否定句 He is working out at the gym next Friday night.改为一般将来时 He is working out at the gym a lot these days.翻译一下这个句子.期中的短语 work My father is working out at the gym (next week).对括号部分进行提问 i've been working out the gym since january的正确解释及分析