高二上数学高考调研课时作业5

设等差数列{an}的前n和为Sn,若a7/a4=3,则S5/a5的值为 七年级人教版历史复习题 期中：1-12课 求人教版七年级上的历史复习题,要带答案,谢谢 全发是在好不过的了 如果嫌麻烦 可以只发自己会写的 最好可以有过程 Anna,I want you to call pierre in Paris.I'm going to Paris first thing toAnna,I want you to call pierre in Paris.I'm going to Paris first thing tomorrow.I want to meet with him at 8 o'clock .Can you set it up,please?And can you get me some coffee?Yes 已知抛物线Y=AX^2+B的顶点在直线Y=X-1上.抛物线与X轴两点的距离为1.求抛物线的解析式. please kindly submit as below message翻译please kindly refer as below message？怎么翻译？ We haven't got any apples.(改为一般疑问句,并作肯定和否定回答） shadow什么意思? shadow we haven't got any sugar or jam.we haven't got much sugar or jam.区别. 美国国会的运作规律是怎样的? A bus driver is responsible for the safety of his______.(pass)用所给单词的适当形式完成句子 是指的：唐朝和宋朝吗?那么陆游、苏轼、辛弃疾都是唐宋诗人吗? 某列车途中受阻耽误了10分钟,然后由原9o千米小时提高到105千米小时,这样列车走多少千米就能将耽误的时间补上? 集合A=｛x|x^2+4x=0｝,B=｛x|x^2+2(a+1)x+a^2-1=0｝若B属A 求实数a满足的条件 顺便解释△怎么算的 水浒传中最精彩的十个章回,概括每一回的主要内容,每一回200个字左右,选一位写不少于1000字的评论性文章 水浒传选择最精彩的十个章回 每回总结内容200字 选一位人物做评论性文章1000字 水浒传选择最精彩的十个章回 每回总结内容200字 选一位人物做评论性文章1000字 2011山东暑假作业答案【最好 水浒传中印象最深的一位,写一篇不少以1000字的评论性文章. 队字组词有哪些 队怎么组词 Each people all have their own karma,to appreciate and cherish!翻译 队组词有哪些 英语翻译 队能组什么词 谁帮我解释这段话的意思,谢过了!Each day for their own bustling about,will forget the pain in my heart.I know people think I am happy,I know people know I smile behind the camouflage.I want their format,format is to delete your own.I beli 有一道特别奇怪的数学题,已知平行四边形的面积是28平方厘米,底5高4,求阴影部分三角形面积 初三下学期语文的文言文有哪些 列车从杭州开往上海,前2小时行驶90km,停车10分钟,最后的110分钟行驶100km,求火车通往全程的平均速度?快 No one thought that the ____ statesman was really the murderer of the former minister. I thought that you are good,was a pity really you have the boyfriend