报刊定价调整的原则是加价不向用户补收,降价()。(1分)
参考答案:要向订户退款
被后世称为“画圣”的是
A.展子虔
B.阎立本
C.吴道子
D.顾恺之
The government manages to affect the level of aggregate demand through_______ and monetary policy.
A.commercial
B.fiscal
C.sluggish
D.industrial