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如题 请用简洁的语言概括早字的来历,并说说你明白了什么道理 课文《早》 五年级下册《早》中怎样用简洁的语言概括“早”字的的来历,并写出你从中明白了什么道理 请用简洁的语句概括“早”字的来历请用简洁的语句概括早字的来历 Are you 铵根和氢氧根在加热的条件下反应的离子方程式是在加热的条件下反应 are you RT 氢氧根离子和铵根离子反应的离子方程式是单箭头还是双箭头的?是有加热，然后生成氨气和水的那个、、、 are you happy you are 翻译中文 磷酸铝符号 一道高一圆周运动的概念选择题关于匀速圆周运动,下列说法正确的是 A．匀速圆周运动就是匀速运动B．匀速圆周运动是匀加速运动C．匀速圆周运动是一种变加速运动D．匀速圆周运动的物体 I really appreciate___to spend a happy weekend with you on this nice island.A to have had chanceB having chanceC to have chanceD having the chance If I leave,you will be happy?If really this,l will leave.leave this school and you This is a vacation.I’m really .A.relaxing; relaxing B.relaxed; relaxed C.relaxing; relaxed D.relaxed; relaxing In Chinese,there are also some words that have been borrowed from English是什么意思 急求关于2.5Mt/a×××油田原油常压蒸馏工艺设计（汽油方案）的论文、还有关于炼厂吸收稳定系统的模拟与优化的论文、谢谢了 电容屏表面是一层玻璃,他是怎么导电的?如果就算可以导电,那它表...电容屏表面是一层玻璃,他是怎么导电的?如果就算可以导电,那它表面贴保护膜了,怎么还能导电.如果它是靠手指的压力的 原油涨汽油涨,原油跌汽油怎么从没跌过? 谁知道64%磷酸二铵的价格啊请求高手 计算机应用都学些什么? 磷酸氢二铵的作用 计算机应用本质是什么... 磷酸二铵的原材料是什么,成本都有哪几方面,能再详细一些么,比如各种原料所占的成本. its reported that china will not buy the european debt until some research ___.its reported that china will not buy the european debt until some research ___.A.will be done .B.has been done.C. had been done D.will have been done求解啊 顺便说 why are some Chinese like that?when they walk on the narrow roads,they liketo walk shoulder to shoulder to occupy allthe space not let other pass.when they paythe money in the supermarket,they don'tcare about others waiting patiently andtake out of m In some parts of China, it is a common _____ that it is the wife who is responsible for the meals aA. sense B. practice C. knowledge D. idea解释一下!and clothes-washing for the whole family. 答案给的是B LC谐振回路为什么还有电阻Re 我在玩四驱车,马达用原子风暴,请问是用奥迪的1800毫安的镍氢充电电池好还是 超霸GP的2400毫安的镍氢充电电池好? 四驱车的电池用什么好?我的是超霸力再高 2000ma 的 你们谁用过 感觉怎么样啊?是否适合四驱车 什么电池比较适合 四驱车怎么装电池?不懂得怎么装上电池、、、、 在同一地点保持使用一段时间是什么意思?是每天登一下,还是每天两个小时,还是累计7天,168小时?