In the car market, I have to choose ____ because I don't have enough money for my favourite.
A:the cheaper
B:the cheapest
C:more expensive
D:most expensive
右图为人的胃部血液循环示意图,若A,B,C为对应血管中的血流速度,则下列血液流动速度关系式、表述正确的是( )
给下面字加部首组成字,再组词语
府____ ____ 昔____ ____
奉____ ____ 青____ ____