They are my friends.They always go hiking on weekends.They go there by bike.They usually fiy kites ang catch butterflies there.There is a river near there.They also catch fishes.They are very happy.
最新问答: 什么是双重定语从句?它与嵌入式定语从句有什么区别? 小升初数学难题1×2分之1加2×3分之1加3×4分之1.加99×100分之1速求答案和简便运算 齿轮,带轮在轴上一般采用哪些方式和零件进行轴向固定? 已知关于x的一元二次方程x²+4x+m-1=0 从哪个时代开始 几何图形出现在装饰上?和从哪个时代开始 装饰运用了大量的几何图形? 弹簧测力计两边挂上30N的挂码 弹簧测力计的示数为多少? When you get (get) here tomorrow,everyone will wait (wait) f 08年高中组1, (-78)+(-77)+(-76)+(-75)+...+(+100)=? 求直线3x+y-6=0截圆x^2+y^2-2y+4=0的弦AB the poem was written by Li Bai 这一句怎么改写成被动语态 x(y-z)-y(z-x)+z(x-y)的计算结果是( ) 先找出规律,再按规律填数(1)4,1.2,0.36,0.108,(),()。(2)1.6,4,10,(),()156.2 设f(x)在闭区间[0,A]上连续,且f(0)=0.如果f'(x)存在且为增函数(0 1/3×(15+3/14) 42×(19/14-8/21) 1/5×1/10×75×7/15 9/10×4+2/5 简便 根号下1 = 1 平方根和算术平方根的被开方数可以是负数吗?那立方根呢? There are trees and birds in a small w( ) 化简[(x^2+y^2)^2-4x^2y^2]÷(x+y)^2,其中x=1,y=3/2 虚心好学的古诗的一句 各自充分发表自己的意见,是什么成语?