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保护生态环境防止水土流失的方法是 He was born in May 10,1992.改出其中的错误 He was born____May,1989 A.in B.at C.on D.of he was born in belgium ( ) 4 th may 1992 阳光照在小草上,让小草______（这里阳光指母亲,小草指自己） steel wire cal.12 wire rope spooling bc wire 和朋友聊天时见到的 raw steel wire.. pvc wire和pvc cable有什么不同?外观,性能还有构成结构,材料等等方面的不同…谢谢! Joseph,Duk怎么读 科侬 英文是?Joseph 怎么读的? 但我觉得答案很可疑阿,求大神帮忙看看我哪里写错了 耐磨的人生 阅读答案耐磨的人生 我的一个朋友在一次意外的事故中失去了右手.炎炎夏日里我到他的小书屋去选书.我本来打算要穿一件凉爽的短 Joseph Morgan怎么读 英语翻译president obama has said that he gives each of his seven and ten-year-old daughters just a dollar a week for their chores,such as setting the table,washing dishes,and cleaning up their play area and bedroom.people have different opinions 英语翻译The argument above is open to the objection that it makes the questionable assumption that ThePtolemaic and Copernican theories,being inconsistent,cannot both be false.第一个that是什么从句,第二个是什么从句?open to the obje 英语翻译Song:Maker Makes Lyrics One more chain I break To get me closer to you One more chain does the maker make To keep me from bustin' through One more notch I scratch To keep me thinkin' of you One more notch does the maker make Upon my face 已知直线y=x+m与抛物线y2=4x交于a、b两点,求m为何值时,以线段ab为直径的圆过原点 已知抛物线y^2=2x,直线l过点(0,2)与抛物线交与M,N,以线段MN的长为直径的圆过坐标原点,求直线L的方程 过点A（1,0）的直线l与抛物线Y²=8X交于M、N两点,求线段MN的中点的轨迹方程 You will never know who is the next person you are waiting for. As you know,whether the person will be elected president is matter of ___interest.a generalb commonc ordinaryd mostly As you know,whether Mr.John will be elected president is a matter of_____interest.A.general B.common C ordinary As you know,whether the person will be elected president is matter of ___interest.a generalb commonc ordinaryd mostly我知道答案是A,可是我想知道B为什么不行. 物理题 帮忙看看如图所示,一只质量为M的正方形塑料容器放于水平桌面上,它的内部有一根直立的轻弹簧,弹簧下端固定于容器内壁底部,上端系一个带正电,质量为m的小球,在空间加上竖直向上 As you know,whether the person will be elected president is a matter of()interest.A.general B.common C.ordinary D.mostly答案选B 为什么选B呢? 物理题目.帮忙看看啊.1 仅给你一架天平,如何称取体积为100立方厘米的酒精?2 一块长方形的均匀铝箔,用天平和尺能不能求出铝箔的厚度?说出办法. 英语翻译 Joseph Vilsmaier（人名,德国人）一般怎么翻译? 英语翻译The president has started using look-alikes during some public appearances．Dave is offered a chance to “serve his country” by becoming one．However,things go wrong．The President becomes very ill and Dave ends up acting as the Pre 英语翻译英语翻译The president came under attack from all sides for his inability to face up to the country"s severe social problem