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如图（1）,点M、N分别是正方形ABCD的边AB、AD的中点,连接CN、DM． （1）判断CN、DM的关系（2）如图（2）,设CN、DM的交点为H,连接BH,求证：△BCH是等腰三角形；（3）将△ADM沿DM翻折得到△A′DM,延 爱的教育读后感 300字 张敬轩 stop the time 的歌词谁有 stop the time 张敬轩URL 地址 喜欢开头的旋律 I wish time could stop at that moment forever. 如图,已知正方形ABCD的边长为8,M在AB边上,BM＝6,N是BD上一动点,则AN＋NM的最小值是 There is__this kind of books.buy the things cost just a minute take a look a discount on enough money hair clips as much as这句话用上面给的什么词来填? there is a stack of books还是there are a stack of books 《钢铁是怎样炼成的》读后感,或《假如给我三天光明》读后感,不少于1000字.最好自己写的,不少于1000字. There is a dog in the box.问：用what提问；用where提问.（where可以提问吗?这个）There is a dog in the box.问：用what提问；用where提问.（where可以提问吗?这个） I don't like the one on the desk.( )the one in the box?A.Which B.Whose C.What about D.Where 在正方形ABCD中,已知AB=2,M为BC中点.若N为正方形内（含边界）任意一点,求向量AM×向量AN的取值范围 2、点M是边长为2的正方形ABCD内或边界上一动点,N是BC的中点,则向量ANx向量AM的最大值为A、4 B、5 C、6 D、8 点E是边长为2的正方形ABCD内或边界上一动点,F是边BC的中点,则向量AF*向量AE的最大值A 4 B 5 C 6 D 7 the reason that和the reason why 分别造句 he reason for..is that..造句 求《三国演义》和《钢铁是怎样炼成的》读后感要700字以上! 2) The time when we got together finally came.能不能帮分析一下句子?got together是什么成份?谓语是 请告诉我钢铁是怎样炼成的和假如给我三天光明各300字的读后感 初三英语写作题吉姆是一个部门经理,他常穿一身黑色西服,里面配一件白色衬衫,系一件黄色或灰色领带.请参照提示,根据它的服饰颜色描述他的心里 80词以上. it is generally thought that造句 带汉译哦 I have already reviewed math for three hours .Mom ,let me play computer games for a while ._____?A.shall I B.don't I C.will you D.do you ,为什么? You are playing computer games,aren't you?Yes,but this is the first time I ＿ computer games 假如给我三天光明和爱的教育哪本书比较好,为什么? be happy with用法 及其例句是什么?很急! be made as,be made for,be made with有什么不同? be happy for 和 be pleased with 有什么区别? 谁有科学发明小论文的啊~给我发~只要是科学发明小论文就行啊~ I have had this pair of shoes for a year.与I have bought this pair of shoes for a year .是同义句吗 1.--I have got a nice computer.--__________?--I mean that I have bought a new computer.A.Speak louder,will you B.I beg your pardon C.What’s that D.Will you repeat it Look!He is writing very______.A goodB wellC fineD nice mo yan is the first man----(win) the Nobel prize in the history.A.winning B.to win我知道选B，理由是什么？