下列哪一种情况下心脏的排血量增加（）
A.动脉瓣狭窄
B.维生素B缺乏
C.动静脉瘘
D.房间隔缺损
E.粘液性水肿
参考答案：B, C, D
补全对话。
A: What 1 you going to be when you 2 up?
B: I 3 going to be a journalist.
A: 4 are you going to 5 that?
B: I'm going to 6 articles and 7 them to magazines and newspapers.
A: 8 are you going to work?
B: I'm not 9 yet. Maybe Nanjing 10 Shanghai.
保证会计工作客观公正的前提是( )。
A．端正态度B．遵守法律法规C．实事求是、不偏不倚D．保持应有的独立性
