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急求09年王长喜英语六级预测试卷听力MP3 十四版的六级开始越来越近,没有与试卷配套的听力, 请问哪位有09年王长喜英语六级预测试卷听力MP3（十套试题听力） 十四版的? What are you want to buy 和What do you want to buy的区别,要说为什么 1+10t+25t^2 分解因式 1+10t+25t^2 分解因式是? he didn't want to go to the party and left an e----- saying that he had something else to do.（首字母填空） that's what i want to 江苏版小学六年级英语第5单元的中文 如果甲数比乙数多2倍,那么甲数是乙数的_____倍. around the world 和all over the world有区别么?不清楚用法，希望提供例句。 around the world 和 all over the world 和across the world的区别,请说详细点, All over the world,around the world 和in the world之间的区别是什么请大虾多多帮忙 all around the world 和around the world 和all over the world 区别 all over the world,around the world和in the world可以互用吗? what do you want to do now可以怎么回答? 小学六年级下册英语三单元必会的20个句子急求,要带汉语. around the world=all over the world= limx趋向于0(1/sin^(2)x-1/x^2) 洛必达法则 limx趋向于兀sin(x-兀)/x-兀.用洛必达法则求极限 What do you want to buy的同义句 What other things do you want to buy?(改为同义句）______ ______ do you want to buy? 甲数是8,乙数比甲数多24,乙数是甲数的几倍? 咏雪 文言文.1、后世多用“咏雪之慧”“咏雪之才”“咏絮之才”赞许什么?2、如果让你来形容雪,你会怎样写?3、结尾句补充交代谢道韫的身份,表明作者赞赏谢道韫的才气.为什么? 咏雪的文言文现象 求咏雪的文言文5项 设数列{bn}的前n项和为Sn,且bn=3-2Sn,数列{an}为等差数列；且a1=b1,a3.b5=1.若cn=an.bn,n=1,2,3,.,Tn为数列{cn}的前n项,求证1 limx^2lnx用洛必达求极限 求极限:limx→∞(2x-1/2x+1)^x 可否把新目标英语八年级上册册单词和听力(MP3+LRC).再发给我一份,nywping@163.com, she is to marry Thomas.这里的is to marry是什么语法呢?她要嫁给托马斯. She want to marry a man she ____.A.fond of B.isShe want to marry a man she ____.A.fond ofB.is fond ofC.is fond toD.fond in请详解A,B两项, He asked Jane to marry him,but she___him__A turned outB turned inC turned upD turned down