解释词语
敬佩
敬重而佩服
设函数f(x)=sin(wx+2π3)+sin(wx-2π3)(w>0)的最小正周期为π,则( )
This is ____ pen. It's _____ English pen.
如图,P为线段AB上一点,AD与BC交于E,∠CPD=∠A=∠B,BC交PD于F,AD交PC于G,则图中相似三角形有( )