在古代原始部落，这种推举部落联盟首领的办法，历史上叫做 。
禅让
-I have got into the __________ of turning on the TV as soon as I get home.
-I think it's not good and you should do your homework first.[ ]
A. hobby
B. habit
C. interest
D. walk
不属于冠心病重要并发症的是（）
A．室壁瘤
B．心脏增大
C． * * 肌断裂
D．室间隔穿孔
E．左心功能不全
