自动铅笔的结构图

新目标人教版英语八年级下册课文3a 3b mp3听力领读 急需英语八年级新目标上册3A的MP3 人教版六年级语文第10页小练笔,今天就要,急, 如何写六年级上册语文第10页小练笔?马上! 数列a(1)=1,a(n+1)=a(n)-n+2,求数列的通项公式a(n) 若a1=2,a(n+1)=n^2+n+1,则数列的通项公式是什么? 呼兰河传 第一章 摘抄是第一章,第二章的有也最好（不是全书摘抄） ——Here are some flowers _____you. Here are some water for you?哪里错了 some,tips,here,for,are,you(连词成句) grapes,here,are ,some,you ,for.组句子 这个作文要怎样写 这个作文咋写 西陵峡 文言文 翻译 “ 江水又东.亦当惊知己于千古矣”全部 英语翻译自黄牛滩东入西陵界,至峡口百许里,山 水纡曲,而两岸高山重障,非日中夜半,不见日月,绝壁或十许丈,其石采色形容,多所像类.林木高茂,略尽冬春.猿鸣至清,山谷传响,泠泠不绝.”所谓 新目标八年级下册英语听力MP3十个单元的 求极限:1、 y=(cosx/2-sinx/2)/cosx,x趋近于0 y=ln {cos[(π/2-x/2)]/x},x趋近于0 高手请帮帮忙,谢谢! 当X趋向π/4时,(sinx+cosx)/cos2x的极限 分析下句子结构：Nothing that's worth while is ever easy.主要是主句,找下主谓宾 极限的运算法则 求（sin2x-cos2x-1)/(cosx-sinx)在x趋近于π/4时的极限 英语翻译求翻译, ln(2-cosx+sinx)x→0求极限 nothing worthwhile is easy 翻译 英语翻译 Do you like to do some shopping.改为同义句.do you like to___ ___? Do you like to shop?Do you know how to shop?拜托了各位 谢谢Do you like to shop?Do you know how to shop?Here are some shopping tips for you.First,make a shopping list and write down all the things you want to buy.（1）［Work out how much do you like to go shopping.有没有错?shopping? --If you like I can do some shopping for you.--That's a very kind ____A offerB serviceC suggestion选A.其他为什么不可以? The shop is opposite the library is a good place to do some shopping这句话错在哪.What would you most like___(own),a mobile,a car or a house?____is it from the city centre to your homeA.How long B.How C.How far 连词成句thanks/to/will/Mr/Wu/a 若4x^2-12)x+m^2是一个完全平方公式求m的值具体分析 作文要怎么写? 这篇作文要怎么写啊