A:与共产党都负有执政的责任
B:参与国家事务的管理
C:制定国家方针、政策、法律、法规
D:接受***的组织领导
计算:-36×23+34-112.
I want to buy _________ piano for my daughter as the birthday gift. She's good at playing ________ piano. What do you think of _________ black one?