my first swim hello every one my name is jill .there are many for the first time in our life, first wash the dishes, for example, flying kites for the first time Today I want to say is the first time ...
最新问答： The building ______ roof we can see from here is a hotel. 汽车甲沿着平直的公路以速度v0做匀速直线运动.当它路过某处的同时，该处有一辆汽车乙开始做初速为0的匀加速运动去追赶甲车. ..______ by the speeches,they asked that the meeting be adjo H++MnO4-+ C3H7OH=Mn2++C2H5COOH+H2O ,这是个离子方程式,答案我知道,应怎样配平呢?其中 师说全文及全文翻译 主动句改被动句Mr Jones will take care of your pet dog while you are 12+12等于多少 榴莲意大利语怎么说帮翻译下 The Greens live in a 问一个问题.请用诗中词语回答下列三个对象的特点.（1）山：（2）海：（3）我： Xiao Ming is a middle school student. He is a good boy, and 设x属于(0,π/2),则函数(sinx^2+1/sinx^2)(cosx^2+1/cosx62）的最小值 已知 a b = c d = e f = 5 7 ，且2b-d+7f≠0，则 2a-c+7e 2b-d+7f =____ 把一个长方体的高减去3厘米,变成正方体,表面积就减去24厘米,求长方体原来的体积是多少?（要讲解） I thought you are 还是 you were ? 是虚拟吗？ 一个数的有效数字要不要算重复的比如说998800 .有效数字是9.8.0 呢还是998800 我要依据 三角形ABC中,AD垂直BC,H为AD上任一点,BH、CH的延长线分别交AC、AB与E、F,求证：角ADE=角ADF 1/3,1/5,1/9,1/15,1/23,（）,（）./3 有一个词:宾GO是什么意思? 1、建筑桥梁（如长江大桥）,桥面越高引桥越长,这是什么道理?
