氧化铜和硫酸反应

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above和below造句.每个词造2个句?.....1 选用介词opposite,above,below,in front of ,under1there is a picture of his family ____the bed2we often put our shoes____the bed 3there is a big tree____my uncle丿s house4i sat ____to him during the 英语on 、above 、under、below、in font of、behind、before用法 用in the front of造句现在就要用啊! 求解答几道初一一元一次方程应用题!感激不尽!1.李白街上走,提壶去买酒,遇店加一倍,见花喝一斗,三遇店和花,喝光壶中酒,则原有酒?2.一筐苹果,筐的重量是苹果重量的1/12,卖掉19kg后,剩下的苹 4(2p+3q)^2 - (3p-q)^2因式分解 翻译 像代沟这样的问题是不可以被掩盖起来的.(sweep ……under the carpet ) Circle the words ang write them under the picture there is a boy ---- the picture.1,on 2,in 3,under _the photo _ is under the table(划线部分提问)_______ ________ ________ the table? (-2)的2010次方乘以(-7)的2009次方乘以(-143)的2008次方乘以(1/2002)的2008次方的答案是多少? 用in.on.under.behind.in front of.near.over.造句 in ,on ,in front of ,next to ,near ,under ,behind.1.Lo ok!There is a cat ____the car.It is dangerous!2.Many children are playing ___ the river.3.The dog is ___ the desk so you can’t see it.4.The pictures ____ the wall are very nice.5.LiLei is short 用in、on、behind、in front of、under填空.答后必有重谢(为了省事,开头字母没有大写)1、the teacher is ( )the blackboard.2、the blackboard is( )the teacher.3.the windows are ( )the wall.4、the book is( )the desk.5.the bag i 介词填空,每个词或词组只能用一次 (in,on,at,under,behind,in front of,in the front of,out of,afterbefore,with,of,by,over,about,near,between,for,without,from,to,off,beside)1 He does well( )writing English 2 Look( )the old woman( )Eng 已知多项式3X的立方+AX的平方+1能被X的平方+1整除,商式为3X+1,试求A的值求大神帮助 选择合适的介词填空 in on for under at behind behind后加什么介词 选用框内介词填空:on in under behind over for可重复用There are two pictures_______page 12.The apple trees have a lot of big apples ______them.And some birds are singing____the trees.There is a bridge______the river.The football is _____t 用适当的介词填空 in /on /under /behind/ to/ of /next toA cat is the treeMany bananas are the treeSome pictures are the wallLi Lei is duty todayI can't see the dog.It's the doorA red bike is the treeWho's the photoThere is a door the wallWelco get behind 后用什么介词 化简求值:1/a+根号1/a^2+a^2-2,其中a=1/5 已知M=(5+√24)的4次方,它的小数部分为N,求M(1-N)的值有 没有简便算法 若a的m次方=3,a的m+n=24,则a的n次方= the rabbit was under the table now is it beside the sofa is the tape player under the sofa做否定否定回答 “The bag is under the sofa”翻译为俄文 一元一次方程的小张乘车从学校去海滨共行驶了142km,汽车先走了一段平路,以后走上坡路,共用了5h.若汽车走平路的速度为每小时30km,上坡的速度为每小时28km,则平路长( )km,上坡路长( )km. It usually ____(sleep) under the sofa. Where the chair ?It“s (). A.near the sofa B.on the sofa C.under the sofa It's on the sofa. 已知函数f(x)+1/3x³+bx²+cx+d的图像过点(0,3)且在(-无穷大,-1)和(3,+无穷大)上为增函数,在(-1,3)上为减函数(1)求f(x)的解析式(2)求f(x)在R上的极值.