资产的功能性贬值是由于新技术的发展，从而导致旧资产相对能力不足而贬值。
参考答案：对
—When will the chat show be on, do you know?
—Yes. The chat show will be on TV _________ 7 p. m. _________ 9 p. m. this evening.
A．from, until
B．between, to
C．from, and
D．between, and
氧含量对聚合反应有何影响？
