--What’s the matter? You really look down.

-- _______. --Well, better luck next time.

A．Why, I always look up to you

B．I failed an important test

C．I have a bad cold 　

D．Me? I never look down upon anybody

财政补贴支出和社会保障支出相似之处有（）。

A、并不能换回任何相应的商品和劳务

B、所进行的支付都是无偿的

C、都改善了接受者的经济状况

D、对价格影响方式相同