质心坐标公式

朋友们 answer this question thank you 对于某些自己不需要的东西是不是不需要去想呢?such as 你的梦想是经商 有一个问题——问默念是干什么?诸如此类的问题 可以不去想的.对于我们来说,只要会用 Too bad!You have () (get) a cold. Jane's English is very good.but her French is not so ( )as her Englishgood?well?是那个? 19.He knows _________ English ________ French.But he’s very good at Japanese.　　A.either; orB.both; andC.neither; norD.either; nor 帮我取个英文名 .好像陈奕迅 eason 一样.名字 徐嘉楠 .然后呢.帮忙取个英文名 最好跟陈奕迅eason差不多的这种.男性.最好是谐音的. 有tell sth to sb吗 这两道英语题为什么这么选择?在线等~~~(09)这两道题我不会翻译啊 也不会做啊,请各位讲解清楚些好么?我非常非常非常的感谢你们!第一题为什么不选择4D?第二题为什么不能使其它的？翻译 请各位讲解清楚些好么?我非常非常非常的感谢你们! yes,i want a pair boots.什么中文意思 I want a new pair of s______s Pray that you can happy forever.Also pray for my good friends can be happy forever. 英语翻译谁知道全球最血腥的视频的中文翻译 You are my friends,I hope the online,the better you happy!怎么翻译? say to sb和talk to 有什么不同 各造个句子Michale was talking to miss Wang at the 9;30 in the morning.不是单独用时 say才是强调内容，而talk才是强调说话的动作吗? you ____(drive)your car at the speed of 180km per hour!aren't you crazy 1.All ___we need most is more food.2.All _1.All ___we need most is more food.2.All ___is most needed is more food.A.which B.that C./ D.B and C 那你能讲一下which.that.All( )we need most is more food.All( )is most needed is more food such a clever boy is he还是he issuch应该是部分倒桩吧? We are good at swimming对We提问 we are good at swimming.同we( ) ( ) ( )swimming We are good at(singing and dancing).对括号内提问 we are good at ( )learn english eyes only you,other boy are air He stopped his car _____(slow) in front of the traffic lights Their car was caught in a traffic jam,thus ____ the delay.A.causedB.to causeC.causingD.which caused为啥选C? when she stopped,the traffic lights ,有两车停在她旁边.the traffic lights前填什么介词? This boy is very_______(interest).这里为什么填interested而不是interesting这里应该是令别人感到有趣吧 Bear them in your mind,bear意思 your sun is stupid的英文歌词 求翻译You silly, you stupid, your evil, and your naive, your innocent, your sorrow In Your Lair, Although the traffic is not busy,he likes to drive at a ___C____ speed.A.spare B.fast C.moderate D.moral请高手讲下以下4个词放在这句话中是什么意思,麻烦再翻译下这句话,我不懂,我将感激不尽!