pota____ ____
在△ABC中,若sin2A=sinB·sinC且b+c+ab+c-a=3bc,则该三角形的形状是( )
六年级进行计算比赛,共20题,规定算对一题得5分,错一题扣2分。晓华得了79分,他做对____ 题.
Funtawild Adventure is very popular and _____________ tourists visit it year by year.