诸葛亮的鹅毛扇歇后语

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. He lives in Shanghai分析句子成分很多动词后加了介词或副词或者是固定的动词短语再跟宾语 是主谓宾吗?如I am looking for my pen. The man got on the bus. he jump could how high 连词成句 感叹句 . “America"和“USA"在用法和意义上有什么区别? ____年 _____月 _____日,联合国正式成立,总部在美国 ______ 联合国的总部在哪里? the investigators discussed the results of their experiment for a long time__.a.but could not reach a decision that they agreed to b.without being zble to come to the point where a decision could be madec.but in vain could they come to a decision whi