A:宾馆、餐厅
B:影院、剧院
C:博物馆、文化馆
D:营业性舞厅、酒吧
Jim records his physical training every time so that he can________it and think about how he should improve it the next day.
如图:AB=AD,AE平分∠BAD,则图中有( )对全等三角形。