下列现象中不属于缓慢氧化的是( )
A.动植物的新陈代谢
B.金属器皿的锈蚀
C.蜡烛燃烧
D.食物的腐烂
答案:C
Mark often attempts to escape _______ whenever he breaks traffic regulations.
A.having been fined
B.being fined
C.to have been fined
D.to be fined
全心衰竭时出现()
A.心排出量下降,肺静脉压增高
B.心排出量下降,体循环静脉压增高
C.心排出量下降,体、肺循环静脉压升高
D.心排出量下降,下腔静脉压增高
E.心排出量正常,左室舒张末期压力增加