The examples given in Para.2 are used to illustrate that ______.
A、people’s handwriting would have been better without computers
B、artists are those who like new technology for its own sake
C、technical improvements enable tennis players to defeat their opponents
D、people rely too much on modern technology
某纳税评估人员在对企业进行评估时，发现企业主营业务收入变动率为30%，则下列关于主营业务成本变动率的变动合理为（）。
A、-20%
B、0
C、5%
D、25%
勇于牺牲奉献是全心全意为人民服务的集中体现。
词语解释：代开发票。请解释一下“代开发票”是什么意思？
下列选项属于深化我国房产税和土地使用税改革措施的是（）。
A、建立房地产评估机制
B、清费立税
C、在税收征收环节上应“重存轻流”
D、在税收征收环节上应“重流轻存”
新时期我军纪律的基本内容是什么？