小学数学报五年级上册

on everyone's lips 一个荷花池,第一天的时候池中只有一片荷叶,但是荷叶的数量每天成倍数增长,第二天两片.假设在第30天时整个池塘全部被荷叶铺满,请问：在那一天时,荷叶只有四分之一? 封君封臣制的实质是什么? 封君封臣制的基础是什么?在此制度的基础上,形成了什么制度 it took 1 million people more than ten years(to take)the great wall under terrible conditions求分析句子成分.这里的to take在句子中承担什么成分?当people的宾语吗?求讲解.一般to　不是表示将来的动作吗 西欧封君封臣制大致确立与什么时间 aunt's是什么意思? 什么是圈地运动?哪国的?有何影响? 西欧封君封臣关系300字即可 aunt什么意思 there isn't much I can do to help him.he hasn't got as much work to do as I have.he hasn't as many books as I have.这些句子怎么翻译 there isn't much i can do to help him我能帮他的不多, 对吗? There isn't much I can do to help you的同义句新概念第二册的……哪位学过啊…… Much as i'd like to help,there isn't a lot i can do.这句中为什么不用there are 直接说中心思想 什么是圈地运动 aunt是什么意思 臣愿封留足矣,不敢当三千户翻译,~ If something _ you,you can go to him for help A,If something _ you,you can go to him for helpA,worryB,to worryC,worryingD,worries原因 ARRIVAL和ARRIVE有什么不同 advent 与 arrival用法有什么不同 英语根据题目要求写作 六十词 假如你是李哲,你邀请了来自美国的新同学托尼(Tony)到你家做客.假如你是李哲,你邀请了来自美国的新同学托尼(Tony)到你家做客.现在请你根据下面的图片提示向 those men were very difficult to persuade,but i managed it ( ) by tiring them out请问各位高手括号内填哪个单词才好咯,in the end/ work off / send away for / at stake / in order of he is expected to consider the problem carefully 怎么翻译? roar什么意思? Overture (From "The Roar Of The Greasepaint -The Smell Of The Crowd") 歌词 The Joker (From "The Roar Of The Greasepaint - The Smell Of The Crowd") 歌词 苏联的磁力卫星怎么移动?按哪个键啊? 红色警戒3里面的超级磁力卫星我怎样才能操作的移动它? look for english songsI want to improve my english by lestioning some songs.but I do not konw any english songs ,so can you help me?thank you very much!尽量能听清歌词的 根据Use the Internet carefully.Try not to look at Web pages that are bad for you.英语填空If you___the Interent,you should_____away from unhealthy Web pages. 请问铁能够导磁是利用得电子移动吗?