常规作业六下数学

the prices of houses () because the demand of them become 一个搞不懂的数学100元是86元宝50元是多少怎么算 辩论赛开场白 四句话,四个辩手一人一句,形式不限,但是是四句我方：大学教育应以市场为导向 辩论赛开场白四个辩手的四句话.我们的辩题是人生路上应乘胜追击,那四句话最好以乘胜追击开头.十分急. 我的四季为什么说在生命的黄昏里,哀叹和寂寞的,【我的四季】 生命如四季.春天,我在这片土地上,用我细瘦的胳膊,紧扶着我锈钝的犁.深埋在泥土里的树根、石块,磕绊着我的犁头,消耗着我成 在生命的黄昏里,哀叹和寂寞的,由这句话你想到了哪两句诗 我的四季 在文章的结尾,作者为什么说"再生命的黄昏里,哀叹和寂寞的,将不会是我"? 如何理解 在生命的黄昏里,哀叹和寂寞的, We;ll stay for there days what will we stay there daniel lives with his family (in ) a house ( on) a quiet street.为什么?不是in the street吗？怎么用on了？请快速回答， 假设A是拓扑空间X的一个连通子集,问下面哪几个也是连通的：1.A的内部（interior）；2.A的闭包； 3.A的补集； 证明n维欧氏空间的任意一个球形邻域同胚于n维欧氏空间.第二个问题证明任何R中的区间都是道路连通的. “拓扑”是啥东西,还有那个拓扑环是啥? 如图.答案说打了2个结,可是我想了很长时间,都不明白为什么是打了2个结.看不懂啊.这应该是拓扑学中最简单的一道题了,希望有人能够帮我解决疑问.另外,本人最近在研究各类数学趣题,喜欢 数学中的拓扑是什么意思 意义何在? I dry my eyes again I will go to Bei Jing and —— there for a few day.Alive B.live in C.stay Dstays 联合国发挥了什么作用 联合国在国际事务中主要发挥什么作用? 英语 用所给单词的适当形式填空 ___________ (memorize）new words is difficult for me. He finds it difficult to remember English words.同义句 When I fist learnt English,I found it difficult to remember and pronounce new words correctly.求翻 it -- we had stayed together for a couple of weeks--i found we had a lot in common.A.was until;when B.was until;that C.wasn't until;when D.wasn't until;thatBD中为什么选d，好吧其实我是意思不懂， They will stay there before they find the solution to the problem.（改为同意句）They ( )( ）（ ）they ( )the problem. 为什么数学学不好,我是高一女生,一开始还不错,后来越来越差.很伤心很难过,求救啊最好有一些好的方法， The boy is my son.(提问)（）（）is your son? we should care for people around us who is in need 这句英语有没有语法错误? they w_______ you a happy new year根据句意及首字母提示,补全单词 we should tre to smile as much as possible for the sake of our health and the people around us.看不懂这句话,我们进可能的微笑,然后呢? (The boy in white) is my son.对括号部分提问根据要求改写句子,每括号限填一词.( ) ( ) is your son.到底是which one还是which boy? Mr Smith is going to Hawaii in D--- and he will stay there for there weeks.Many students in our class have decided to have a very r--- holiday.