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甲乙两个码头相距240千米,一艘船从甲码头逆流到乙码头,用了10小时,已知船速是水速的9倍,求这艘船从乙码头到甲码头要多少时间?这题答案是不是8小时?我是这样写的：240÷10=249-1=824÷8=3（这 简单的题目!五年级21 23 29 37 51 34 83 67 92 13 17 84 65 79 68 95 43 57以上数字,质数：合数： Some people said that the young man was made for the bar.Nobody expected him to end up behind bars. You are always on my mind,because of your charming eyes . 求以“被温暖照亮”为话题的作文8年级以“被温暖照亮”为话题取什么题目好? People often mistake some man-made objects __ UFOs.A.in B.with C.for D.to 选哪个 为什么 Feeling Heart是什么意思RT no heart 是不用在意的意思么? 求作文!“被温暖照亮”（话题作文）~注意是话题作文,不能以“被温暖照亮”为题目这个“温暖”可以是友爱、亲情、师爱.等等最好是原创,最好私发给我 he is a good boy.改成一般疑问句怎么改? 以被温暖照亮为话题 he is never a good boy 半倒装是never is he a good 为什么?这不是全倒装了吗? I don't think I speak English ___you.A.as fluent as B.so fluently than C.as more fluently D.so fluently as i think he can speak English的否定句为什么是I don't think he can speak English ​ -I don’t think he can speak English,_______?-I don’t think he can speak English,_______?-_______.He is an English teacher and he teaches well.A、Can he; Yes,he can B、Can he; No,he can’tC、Can’t he; Yes,he can D、Can’t he; No,he 一.给下面的词语按词的感情色彩分类急忙忙 正大光明 阴谋诡计 视死如归 自私自利生气勃勃 七嘴八舌 虚情假意 大义凛然 狼狈为奸褒义词:中性词:贬义词:二.辨析同义词有"五法"1.从感情色 几道题目五年级的填合适的词语光芒闪烁,发出光芒{ } 轻快的跳舞{ }写出带“马”的成语热闹欢腾-{ } 地势平坦{ } 声势浩大{ } 前后奔走{ }随便走走{ } 就任职位{ } 几道五年级的题目,帮帮忙!~~1. 写出用这3个数字和0组成的所有能被2和5同时整除的三位数( )2. 把80分解质因数80=( ) 3. 把507分解质因数507=( )第一题的三个数是0 2 4 1、求下列各组数种相同的最大因数（1） 48和36 （2）18、27和2162、求在18的因数中3的倍数的和.3、在小于20的整数中,是6的倍数的有几个?它们的积是多少?4、想一想：一个大于1的自然数a,只有2 I think your heart you always let me do anything什么意思 歌词“I am not the man your heart is still in ,that is why you go ..Always I konw you"是什么歌?RT.开始一句是”Baby don't you tell me why ...I don't want to say goodbye to you .I won't forget the ways you are kissingThe feeling so strong Why I am not in your heart? Why you always let me find that my love isn't in your heart Do you konw you always hurt my heart involuntarily I love you ,so I always pretend to unknow it .And I love you ,so I hope we can forget our own former unhappy memory .I will wait for you al 以信心是胜利的号角为主题写一篇作文 求助一道五年级的流水行船应用题游船顺流行驶速度为7千米\小时,逆流行使速度为5千米\小时.两条游船同时从同一地点出发,一条顺流而下然后返回,一条逆流而上然后返回.如果忽略掉头时间, 行程问题之流水行船甲乙两港间的路程为416千米,某船从甲港开向乙港,顺水16小时到达,从乙港返回甲港,逆水26小时到达,求船在静水中的速度和水流的速度? 道行程问题之流水行船家河是乙河的支流,家河水流速度为每小时3千米,乙河水流速度为每小时2千米,一首船沿乙河逆水航行6小时,行了84千米到达甲河,在甲河还要顺水航行133千米,这首船一共 流水行船.一条水路分为逆水、静水、顺水三短路,路程比为5:6:7,前两段所用的时间和比第三段多5小时,已知船速18千米每小时,水速3千米每小时.问全程几千米?共用几小时?提示 用比例做（要详 Are they behind the grapes?No.They're oranges.中文意思 They can prove it with their stories of what customers have left left-behind I don't think I know you反意疑问句怎么问?