The living standard is enhancing gradually,we should pay attention to our health,the health meant to a person is more wealths,it is the first step for the human lives!Therefore we should pay attention!We should eat less between-meal snack in the life,does not eat expired food,drinks water boils water when the water must boil completely,do not drink the hygienic water!Most important do not fall ill,the health is most greatly joyful
最新问答: 在二进制的算术运算中,1+l等于( ) 调查访谈(共5小题,每小题2分,满分10分) 假如车在黑暗中以光的速度行驶,那么车灯还会照路吗? 1+1等于记忆 45钢材料的重量怎么算【比如长400,宽500,高30单位毫米】 圆棒又怎么算实心的长660直径40毫米 英语翻译句子是这样的:1.Rules come in different shapes and sizes.2.we s 将直角坐标系下的二次积分化为极坐标系下的二次积分∫(0,2)dx∫(0,(2x-x^2)^1/2)f(x,y)dy 小学一年级班级名称、班级奋斗目标、班级公约(50字以内),班主任心语, “金无足赤,人无完人 “金无足赤,人无完人.”这句话告诉我们 [ ] A.世界上没有完美的金子和人 B.要学会正 x²+x-1=0 ,则x³+2x²+3的值为 菜站新运来一批蔬菜,运来的黄瓜比豆角少40千克,比西红柿多20千克.已知运来的豆角是运来的西红柿的2倍, 用因式分解法解方程x²-9x=0 (x-3)²+4x(x-3)=0 (3x-4)²=9x- 一个数的2/3比90o的8o%多28o这个数是多少 oneofthemainreason怎麽造句 英语翻译It's also reported that not getting enough sleep can cau 为什么a1+2a2+2^2a3+...+2^(n-2)a(n-1)+2^(n-1)an=n^2 推得a1+2a2+2^2 18开方是多少 有甲乙丙三枚长短不同的钉子,甲与乙的长度比为6:5,如果甲的2/3订在墙内,甲丙钉子墙 图书馆里科技书比故事书少60本,科技书比故事书少3/8,故事书有多少本? 十个硬币排成三角形只动三个,如何将三角形反过来