碳酸氢根和硅酸根离子
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六一班期中测试全班的平均成绩为92分,记全班平均成绩为0分,则男、女生各自平均成绩分别是-1.5分和+1.8分,这个班男生女生的比是多少?
谁有世界二级政区图的底图,就是各国的一级政区图,最好是矢量
中国50省级政区新规划图
我们每天喝的牛奶的奶膜的物质组成是什么请具体说明物质的组成,及检测方法(高中实验条件可满足的)
默背你的心碎,
四会单词标志
3----5年级四会单词
神武求大神告诉我,我这变异龙女怎么打书?我的坐骑是连环,嗜血.变异龙女护符是高勇敢,神佑.攻1580防1312体1512法1400速1536
数学二个因式分解题1、 7x的n+1次方-14x的n次方+7x的n-1次方 2、 (a-b)²-(a-b)-2=0 只需分解左边的式子
数学求解4题用因式分解如何做
人怕伤心,树( )民俗谚语
整数N=2^m*5^8是一个11位整数,求M的值
人怕伤心 树怕什么?
为什么人怕伤心树怕伤皮?
Yesterday Mary couldn't finish her homework,so she has to go on ___ it this afternoon.(do)
树怕伤皮,不怕伤心
she didn't finish her homework yesterday ,did she?----______,though she tried her bestA.No,she did B.No,she didn't c.yes,she did D.Yes,she didn't
青青一树伤心色,曾入几人离恨中.是啥意思?
Judy was very tired yesterday,so she didn't finish her homework.同义句
there is a school near the river 对a进行提问
M=2^10×5^8是几位数
There is a house_______.A:nearly B:near C:nearby D:adout
期待,是所有心痛的根源.心不动,则不痛.这句话的出处是什么?
心不动则不痛,心痛则动?【我是蒲城县古镇小学六年级的解一鸣!】不是我
我看不懂你的心,不想看到你伤心,希望你快乐乐的··高手帮翻译成英语
Excuse me,w什么 is the way to the history Museum?
Excuse me,which is the way to.改成where行吗 为什么?
Excuse me,which is the way to the Bund保持原句意思Excuse me,how can I _____to the Bund?
Excuse me ,which is the way to the nearest bookshop ,please?把 which is the way 换成 which the way
随身的物品用英语怎么讲
“___a river near here?” A.Are there B.There is C.There are D.Is there
my love is over with you