分析化学z计算题

Do you come from the USA?改为同义句 你来自美国 是 you are from America.you are come from America 为什么? What are you come from?这句话对吗?如果错了,为什么错? 请问下,either side of 与 both side of 有什么区别啊?both sides of 已知如图,AB//CD,∠ABE=3∠DCE,∠DCE=28°,求∠E的度数 如图,AB平行 CD,∠ABE=3∠DCE,∠DCE=28°,求∠E的度数 he come from和he is from有区别吗they are from american和they come from american是不是此时 is和come这两种说法都是对的 Both sides fighting for the ball all the time. The court heard _____ for both sidesA.adviceB.advicesC.counselD.counsels选哪个?为什么? one for 如题,请问这句短语怎么翻译? one for both and both for one 的意思 数学根号等式化简3√（√2-√3）*6√（5+√6）-√3+1（√2－√3）的3次方根×（5＋√6）的6次方根－√3+1 怎么化简?出现了 双根号形式,能否再去大根号.我化简了,到双根号形式无法化简了. 等式根号=根号乘根号成立的条件是?等式根号=根号乘根号成立的条件是?""内的代表根号下的内容~ Lily is come from the USA.中什么单词错了 地球公转=地球绕日公转吗 both and 的同义短语是什么? 选出同义词 There are many trees on （both sides） of the streetA.all sides B.every side C.neither side D.eithe side为什么选D?eithe是指两者中任意一个,both是指两者都,他们怎么是同义呢? on both是词组吗 如下图,已知：AB∥CD,∠ABF=∠DCE,求证：∠BFE=∠FEC 如图,AB∥CD,∠ABF=∠DCE,求证：∠BFE＝∠FEC. 已知:AB∥CD,∠ABF=∠DCE,求证:∠BFE=∠FEC AB‖CD,∠ABF=∠DCE.求证∠BFE=∠FEC 一道数学不等式的证明题求证：根号下的a方减b方 加上 根号下的ab减b方 大于 根号下的a乘以（根号下的a减根号下的b).貌似作差是做不出来了.那么用分析法写应该可以.但证明了一半证明不下 both sides of the aisle在布什的演讲中常出现,如.I asked members of the House and Senate from both sides of the aisle to join me in confronting the great challenges before us,so we can build a future of hope and opportunity for all Americans 【----】of the street are full of people.A.All sides B.Both sides C.Neither si选什么 为什么 如何翻译英语成语 a politician often "speaks out of both sides of his mouth"? 微风猛烈地吹拂着河边的柳树(修改病句) 湖边柳树低垂的枝条被风吹得迎风摇摆,修改病句 今天下午刮了一天大风,把运动场上五颜六色的红旗都 吹倒了.改病句 求一个三分钟的大学励志演讲稿 will,have,you,dinner,time,what.连词成句 What time do you have breakfasf?怎么回答