被认为是在行政决策中运用得最为普遍的一种方法是（）
A、理性综合决策
B、渐进式决策
C、混合扫描决策
D、精英决策
参考答案：B
心肌缺血症状发作后，cTnI几小时可达到诊断决定值( )
A．1～2h B．3～4h C．4～6h D．6～8h
—There isn't enough time for me to do ____ alone. Could you give me a hand?
—Certainly! [ ]
A. something
B. anything
C. everything
D. nothing
