大量输入未经滤过的自体回收血液主要危害是（）。
A.溶血
B.凝血功能障碍
C.肺微血管栓塞
D.肝功能损害
E.肾功能损害
参考答案：C
If he ______ more carefully, that accident _______ and he _______ .[ ]
A. were driving; wouldn’t happen; wouldn’t die
B. had driven; wouldn’t have happened; wouldn’t die
C. had driven; wouldn’t have happened; wouldn’t have died
D. should have driven; wouldn’t have been happened; wouldn’t have died
基本预备费是指在项目实施中可能发生难以预料的支出，需要预先预留的费用，其计算基础可以是（）
A.铺底流动资金
B.建设投资
C.工程建设其他费
D.建设期利息
