八年级上册生物课堂点睛人教版答案?哎~~~你题目都不说出来,怎么帮你呢??八年级课本的话,能有多少人随身带着的啊??这样求助,不如把题目写出来呢~~!! 八上英语课堂点睛答案?1.she had a
八年级上册生物课堂点睛人教版答案?
哎~~~你题目都不说出来,怎么帮你呢??八年级课本的话,能有多少人随身带着的啊??这样求助,不如把题目写出来呢~~!!八上英语课堂点睛答案?
1.she had a stomachache (她胃疼)2.they went to the hospital (他们去了医院) 3.she had a fever (她发烧了) 4.the doctor gave her mom some medicine(医生给力他妈妈一些药) 5.she had a rest (他休息了) 我去年八年级毕业 还好找得到 你要有什么不会的都可以问我 我所有课堂点睛都有 纯手打的 请采纳新人教版八年级上册课堂点睛物理答案?
设:河的宽度为Xm.甲、乙两艘渡轮的速度分别为v1、v2. 根据题意列方程,得 800/v1=x-800/v2 (1) x 500/v1=2x-500/v2 (2) (1)/(2)得: 800/x 500=x-800/2x-500 解之得 x=1900 因此河的宽度为1900m本文链接:http://10.21taiyang.com/Scooters/21727796.html
2018八年级上(练:shàng)册课堂点睛转载请注明出处来源