证券市场的需求主要受到( )等政策因素的影响。
A.市场准入政策
B.金融监管政策
C.融资融券政策
D.货币政策与财政政策
参考答案:A,B,C,D
---Mom, there is little milk,______?
---No,there isn’t. Could you please go and buy some?
A.is there
B.isn’t there
C.is it
D.isn’t it