简述美学的研究方法。
参考答案:
(1)美学是一门综合性的人文学科,研究方法也是多样的、多元的。
(2)美学研究的核心方法应是哲学方法。
—My teacher says she’s canceling the class play. I just can’t understand.
— __________. You were looking forward to it.
A.It doesn’t matter.
B.It’s very unwise of her.
C.Don’t worry about it.
D.You must be disappointed.
设备在市场上维持其价值的时期称为( )。
A.经济寿命
B.自然寿命
C.物质寿命
D.有效寿命