today is sunday ,lots of kids in the park,what are they doing?some of them are playing football.some of them are playing basketball.everyone have their own things.what a funny day!
最新问答: 核外电子数相等的原子一定是同种核素吗 带君的成语有哪些 你永远是我的爱人用英文怎么说? f(x+1)这表示什么含义?是y是x的函数还是y是x+1的函数? 淀粉以麦芽糖酶为催化剂最终水解产物是麦芽糖 那麦芽糖酶不是又把麦芽糖水解了吗? 子那个横变成撇念什么? 已知抛物线y=x^2+bx-x+c,与X轴的交点为X1,X2,且X1>0,X2=X1+1. 设数列an的前n项和为sn,a1=2,点(sn+1,sn)在直线(x/n+1)-(y/n)=1上n∈N+(1)数列an的 某同学设计i两组实验装置,用来探究种子萌发所需要的环境条件(如图).他所使用的材料用具有烧杯、吸水纸、标签、清水、绿豆种 长春的冬季和夏季的风向有什么不同?冬夏两季的降水量有明显的变化吗?为什么? “奕璇”这两个字怎么读?拼音、、、 I think it important for us to do something 什么情况下is可以省略吗? Mr Yang has been ill ,How is he now He is even ( ) today.A.w 英语翻译哀公问社于宰我.宰我对曰:“夏后氏以松,殷人以柏,周人以栗,曰:‘使民站栗’.”子闻之,曰:“成事不说,遂事不谏 活是我们自己干的 用英语怎么说 What's your good friend hobby?这句话哪里错了? 当植物体叶片变褐色时,植物缺少哪种无机肥料 The police have s____ the building,but they found nobody in 一加一等于几(脑筋急转弯) 100mg等于多少g