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请问左边怎么变成右边? 左边 怎么得到右边的 She bought a car?改为否定,一般疑问句,特殊疑问句 毛泽东的革命历程 要有为什么选的原因,1._____of the earth is covered with watera.Two-three b.Two-third c.Two-thirds d.Second-three2._____the policeman heard the cry for help,he rushed out of the room.a.though b.now that c.as soon as d.while3.since you are ill, 品牌和商标的翻译都是brand吗?那怎么区别呢? 若a,b互为相反数,则a+b=多少,即a=多少 船速v1方向垂直河岸,10min船到达C点,已知DC=120m,如果以大小v1方向与AD成a角航行,则经过12.5min船到达D点求(1)a的大小 (2)水速v2 (3)船速v1 (4)河宽S我已求出v2=0.2m/s a角=37° v1=1/3m/s 但是老师讲 船速v1方向垂直河岸,10min船到达C点,已知DC=120m,如果以大小v1方向与AD成a角航行,则经过12.5min船到达D点求(1)a的大小 (2)水速v2 (3)船速v1 (4)河宽S 在英语里两个名词怎么拼在一起的 有什么规律吗如 brand loyalty brand翻译什么意思`? brand new diary中的brand翻译为什么 Brand confirmation translationBrand confirmation:the way the brand is articulated to the rest of the organization and all of its audiences.请帮忙翻译这个句子, 输入一个整数,求它的各位数字之和及位数 英语翻译Its 3-D cinemas and gient movie screens provide brand new experience of the earth and beyond 其中brand beyond 怎么翻译? Mary couldn't remember when she first met Mr.Andersen,but she was sure it was__ Sunday because everybody was at __ churchA/,the B.the,/ C.a,/ D/,/ 宽为d的河中水速为v1船速为v2,船过河的最短路程为s,则下面关系正确的有 （ ） （A）若v1＞v2,s＝v1d／v 关于船过河的问题 河宽为D,当水速V1大于船速V2时,船的最小位移是（V1+V2)/D吗? 确定已知数的整数的位数,整数的位数减去什么就等于10的次方完整的：把已知数写成科学计数法的形式的方法：确定已知数的整数的位数,整数的位数减去 _____ 就等于10的次方 1.已知0＜x＜1/2,求x（1-2x）的范围.2.已知A=｛x|x²-2x-8＜0｝C=｛x|x²-3ax+2a²＜0｝,若C∪A=A,求实数a的范围3.解关于x的不等式m/x+1＜2. 已知椭圆x^2/9+y^2/4=1,求其内接矩形的最大面积 试求椭圆x*2/a*2+y*2/b*2=1内具有最大面积的矩形 f（x）=x^3+1/2 x^2-2x ,x【-1 .2】 求极值 最值 求单调区间 the memory of the love of -.. 圆将平面分成几个 部分,分别称为圆的圆周,圆的什么,圆的什么 若x,y,z都是正实数,且x+y+z=xyz,求证:(y+z)/x+(z+x)/y+(x+y)/z≥2(1/x+1/y+1/z) _____ the morning of June 1st,the girls always wear their beautiful skirts.正确答案是什么? （）the morning of June 1st,the girls always wear their beautiful skirts. I'm taller than any others.I'm taller than any other students.这两个句子有错吗还是 I'm taller than any other.I'm taller than any other student.any other加单数还是复数 y=x²-x围成的面积?用微积分方法求怎么求?与x轴围成的面积 选择people will have ( )in space travelingA time B fun C friend D hope