雅思口语foreignfood

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若A的平方+A+1=0,求A的2008次方+A的2007次方+3 902减去398简便运算怎么做 787减去398用拖式计算和简单算法(拖式计算的格式) 成语中有意这个字的 成语中有而这个字的例如半途而废,之类的 含有“测”这个字的成语有哪些 含有“然”这个字的成语,我要5个, 1296-398简便运算 784/(645*784)*645简便运算 There is no doubt at all ( )Jane will call us when she gets there.A.if B.whether C.what D.that 25乘398的简便计算 846-398的简便计算 Your parents always take a walk after supper_______?A don't they B do they C won't they D didn't theyThe girl doesn't like _____ red blouse.She is ______ a bule one now.A put on; wear B wear; put C putting on; wearing D wearing; putting onOur teacher Most southern states had set up primary school systems by the late eighteenth century,but only in New England____and open to all students.A.primary schools were free B.free were primary schools C.were free primary schools D.were primary schools free 那些朋友英语好,进来做道选择题.The sky is_____.A.brighteningB.bridegroomC.bridlingD.brief 三道英语选择题~!有这方面能力的朋友进来下·````谢谢哈!1.( )She has a bad cold she was told to take ____medicine three times______dayA /...a B the...a C a...the D /...one2.( )Can you point out____English Channel on ____map?A y=ax平方+bx=c过点【—3,2】【—1,—1】【1,3】求二次函数解析式 悬停在空中的直升机受到哪几个力的作用?它们的施力物体分别是什么? 一元二次函数解析式,解析式y=ax平方+bx+c关于y轴和x轴对称后的解析式是什么? 悬停在空中的直升飞机受升力吗 已知a,b满足a² +b² +4a-8b+20=0,试分解(x² +y² )-(b+axy) 如果a^2+b^2-4a-8b+20=0,求b^(-a) 骆驼祥子,钢铁是怎样练成的,朝花夕拾.共要20处,每处不超过20字 ) 根据下列条件分别确定二次函数的解析式抛物线y=ax^2+bx+c过点(-3.2)(-1.-1)(1.3根据下列条件,分别确定二次函数解析式:抛物线y=ax^2+bx+c过点(-3,2),(-1,-1),(1,3);抛物线y=ax^2+bx+c与x轴的两交点的横坐标 根据下列条件,分别确定二次函数解析式:抛物线y=ax^2+bx+c过点(-3,2),(-1,-1),(1,3);抛物线y=ax^2+bx+c与x轴的两交点的横坐标分别是-1/2,3/2,与y轴交点的纵坐标是-5 问个问题;已知:△ABC全等于△A'B'C',AD、A'D'分别是△ABC和△A'B'C'的中线,求证:AD=A'D' 分解因式4a²(x-y)+b²(y-x) 2分之1{2分之1【2分之1(2分之1x-1)-1】-1}-1=0的解 X-1/0.3-0.5-0.1x/0.2=2怎么解 就是0.3分之X-1减去0.2分之0.5-0.1X=2,求X等于几 3题今晚8.00前 1、下列各句中加点成语使用正确的是( )A:多利之死,说明克隆动物的寿命还存在问题,将尚不成熟的克隆技术人类,实属*暴殄天物*的犯罪行为.B:对这两支球队之间多年的积怨,球迷们早已*讳 求近初中近年中考 或 较难的 语序排列题,我的语感较差,总是在这方面的选择题上丢分,需要练习一下,题越多越好,我表达很差?< 怎就没人懂呢