如图,要测量池塘的宽度AB,在池塘外选取一点P,连接AP、BP并各自延长,使PC=PA,PD=PB,连接CD,测得CD长为25m,则池塘宽AB为____ m,依据是____
They were smoking the teacher appeared in front of them.
从明星诈捐到明星吸毒,从明星酒驾到明星打人事件,对此认识正确的是( )