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请教下石膏板吊顶怎样算面积 石膏板吊顶怎么算?客厅长5米宽4米掉下来150,展开面积怎么算啊 some people screamed because they were very frightened同义句some people （）（）because of （）（） 轻钢龙骨石膏板叠级吊顶怎么计算 若A,B均为n阶可逆矩阵,问A-B　AB　ABˉ1是否一定为可逆矩阵? some people learn english because they have to s___or w___in english when they work 首字母填空 To work or to learn More作文 要求：1.some begin to work after graduating from college,because.2.others further their study as a master 's candidate,becase...3.I would like to...,the reason is... A lot of people would rather ride a bike to work because the bike has _________ of the trouble oftaking a bus .A something B.anything C.none D.nothing这里应该选C吧?D 为什么错, More and more people in our city are going to work by bicycle.Some of them want to s_1_ gasoline.Others think riding a bike is g___2___ for the health.They all think it is much e___3___to park a bike than a car. 吊顶展开面积是怎么算求计算方法, 高等代数题：设A和B都是非零矩阵,且AB=0.则A）A的列向量必线性相关,B的行向量线性无关B）A的列向量必线性无关,B的行向量线性相关C）A的列向量必线性相关,B的行向量线性相关D）A的列向量必 A,B非零矩阵,AB=0,所以r(A)+r(B) 客厅用石膏板吊顶,安几个灯,石膏板要用多宽,距天花板多高? 客厅吊顶夹板,石膏板哪种好?装修师傅建议用一层木板加一层石膏板.请问这样行吗? 赞美生活强者 名言十万火急 美国总统尼克松说:“逆境能打败者而造就强者.”请你也写一句类似名言警句的话,包含对逆境的理解 急：收集关于“让强者更强大”的名人名言（有好的话追加,信誉） 强者 名言班会课的主题 强者 找一些古人对于强者的评论 如何成为强者?什么是强者? would you like some noodles?同义句would you like some noodles ____ _____some noodles?( )( )some noodles?是两个空 两个空 两个空 Would you like some coffee?改为同义句.XX不应该是 Do you want to any coffee? 我家装修了,吊顶到底用石膏板还是铝扣板好?家在农村,注重的是美观,实用,大气,简洁,美观和实用是关键,到底如何选择?两个大厅两个卧室一个门市,下三间上二间,无厨房. 1 may i help you?2 what about having some milk?3 i would like some apples.同义句转换 两首关于冰心的《繁星·春水》的诗求理解和诗人的思想感情,2、第②首“我们”指什么?全诗①先驱者!绝顶的危峰上何曾放眼?便是此身解脱,也应念着山下劳苦的众生!②病后的树荫也比从前 用简洁的语言讲一个有关桥的故事? 用简洁的语言说一个有关桥的故事.用白话, 请你用简洁的语言说一个与桥有关的故事急 用简洁的语言说一个与桥有关的故事（20字左右） Would you like some more apples? 答语用yes,thanks.还是yes,I‘d like to 冰心诗中《纸船》,纸船象征什么? 《纸船》中（冰心）诗中纸船被赋予了什么含义?为什么要借纸船表达? 冰心的纸船：作者用叠纸船漂纸船的方式寄托母亲的思念之情.假如诗人的母亲梦见了这只船,母亲会想什么?（续上）请以母亲的口吻写下来求大家快一点! 为什么 一个两位数由3个不同的质数相乘它的因数会有8个?