选词填空。
playing, name, brother, read, good
My ____is Jill. This is my____. He can____. He likes ____football. He's a____ boy. I like him. We are happy.
地球上的淡水资源,绝大部分为( )
如图,在△ABC中,AB=2,BC=3.5,∠B=60°,将△ABC绕点A按顺时针旋转一定角度得到△ADE,当点B的对应点D恰好落在BC边上时,则CD的长为____