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七年级寒假作业本24页的一道题如图,工作流程线上设置这5个工作台A'B'C'D'E.还放着一只工具箱,5个工作台上的工人取工具的次数相同（1）如果AB=BC=CD=DE,则将工具箱放在何处,才能使工人取工具 在数1、2、3、4、5、...、200前适当的添上“+”或“-”,使它们的和的绝对值最小.最小值是多少?做完后谈一谈感受. 从大于1小于99的自然数中任意找两个数,和交给甲,积交给乙,乙看了自己的数给甲说：不管你手中是什么数,你一定猜不出我手中的数,甲说,你这样说我马上就猜出了,于是写出了这个数,乙看了, 初一数学作业题 求答案 A.B两地间的路程为360km,甲车从A地开往B地,每小时行驶72km；甲车出发25min后,乙车从B地出发开往B地,每小时行驶48km,两车相遇后,各车仍按原速度元方向继续行驶,那么相遇以后两车相距100km时,甲 list,you are very lucky中文什么意思 l think we are lucky .me is very like you and I are very lucky to come across请大家帮帮忙翻译下, 翻译：you think you have found a wactch that a friend lost.翻译：you think you have found a wactch that a friend lost.how do you ask to see it ?the number of the house and the name of the street.ll 98 c i think people must have foundI think people must have found it quite delight when colour TV was first broadcast in the1920s. 怎么翻译啊? I will visit the museum if it _____ rain this weekend you are very clever~ clever,very,are,you.连词成句 Why we should pay attention to body language in business?如题. I am very clever a boy还是I am a very clever boy?哪种说法对?为什么? getting something like singing was a good way of hiding behind that My father () the museum tomorrow.A.visit B.visits C.will visit 有趣的现象与地理位于欧洲北部的芬兰、挪威等过奖的部分领土位于北极圈内,这些过奖的屋顶大都是尖尖的,坡度很大.而靠近赤道的几个国家,尖屋顶几乎没有,屋顶的坡度很小,有的干脆是平 有关母亲的诗 英语翻译So good to know that we're still friends,don't have to worry no more cause a friend in need is a friend indeed . so good bye 的歌词 .so goodbye i think i shoulve told you that .这首. 要完全一点要正确 甲比乙大10岁,5年前甲的年龄是乙的两倍,乙现在的年龄是（ ） 只要选择和填空感激不尽~例:第1页选择答案为BADBDC只要47~57面的, 当x取什么值时,下列各式有意义?(2x)/(x^2+3) 童年好词好句好段谢谢o x取何值时,下列各式有意义√(x^2+1)√(1-x)+√((x+2) X取何值下列各式有意义?看图看图. 当X取何值,下列各式有意义根号x-1 根号2-3x 根号x方+1 个好1除x 根号x+根号-x 根号2-x除x 根号x-1除2-根号x X取何值是,下列各式有意义X————————√￣+1X 强调句和定语从句的一个英语单选So you have met Maria?Yes,it was last week ______ we attended Jack's party.A.whereB.whenC.thatD.why为什么选B啊?选C不可以吗?麻烦讲清楚, 2010年的四级英语考试,我分别用了四易估分器和泸江算分器来算,但是两者算出的分差很大,我用四易计分器算出来的分是470,但是用泸江的算出来才400多一点,哪一个更准一点?还有就是请大家帮