暑假生活书二年级下册

The ( )(chinese) are very nice to foreigners 2.a1=1,an+1=3an+(2^n),则an=?3. 求a1=2,an+1=3an/3-an的通项公式（n∈N*） Three ____are coing to our school far a visit.A german B germans C germen D germanes (选哪一个?） 22题, 已知如图,圆O中,半径OB⊥OE于O,过OB的中点做MN平行于OE交圆O于点M,N.则弧ME度数为? 22题,速求答题过程 已知,如图,弧AB=弧CD,OE垂直AB,OF垂直CD,角OEF=25度,求角OFE的度数快点啊...要过程,详细些 据有关部门统计,北京市每年消耗电池达6000t,约4.5亿节,但每年回收量仅为每年消耗量的1％.废电池的危害是严重而持久的.无论、、、、、、、.经调查：1节电池将污染约50万L水,这就基本相当 con是什么 英语翻译Everybody party down in LouisianaEverybody jamEverybody come and take a ride with meC'mon everybodyEverybody party down in LouisianaEverybody jamEverybody come and take a ride with me1,2,3,4...YehYehYehHey,heyYehHey,heyYehHey,heyYehHey,he 是学霸的一定会做这题, 初一地理酷爱帮我一下 初一地理酷爱QAQ快来 we have achieved what our forefathers never even__在下列词中选,并用其适当形式填空.dream of ;attach...to;form;be familiar with;broadcast;break up; rely on 中华田园猫是什么品种? 全国乌鸦同盟群是全球唯一乌鸦组织吗?如题,是全球唯一吗?是最大的吗?是官方的吗? 下左图就是数学史上著名的杨辉三角.如果将它排成直角三角形,那么图中第十斜行上各个数之和是多少? Random(100)和Random(102)有什么区别啊? That means that we have kind of left this categorization and moved to the third one. and that might have seemed to be kind of a technical solution to...and that might have seemed to be kind of a technical solution to the problem of "always savable," but it was core to the requirements.And according to the requirements,Accept() might 英语翻译Inspection sampling plan complies with MS – 105 E single sampling plans based on AQL Level II (1 forMajor and 4 for minor).这是一验货条款,请问怎么翻译. 禹带领人们开凿了龙门挖通了九条诃垒起堤坝把洪水引到东边的大海他为什么要这样做 七层宝塔的数学问题问题一座七层宝塔上点着许多红灯,红灯自上而下每层比上一层多一倍,顶尖上有3盏红灯,问宝塔上共有多少盏红灯?求最简单的解决方法、、不需要繁琐的计算、、 人日亦日 什么意思 人日就是人日 0.16平方公里=多少平方米 《人日思归》1.诗题中的“人日”指的是哪月哪日?（从诗中找答案）2.从诗内看,作者在何方?所思之处又在何方?（简要说明理由） 人日思归意思无没有随便啥 设三角形ABC的两顶点B,C坐标为(-1,0) (1,0),当角BAC=60度时,求动点A的轨迹方程 求有关有理数加减法的习题 （难度大点的） I was in the study___.Now,l'm in my bedroom.