十二时辰
参考答案：
十二时辰是以太阳南中为正中点，一个昼夜分为十二等分，每一时辰为两个小时，如子时是夜间十一时至凌晨一时。这十二时辰以地支命名。
After her son died in a car accident, the old lady would sit at the window, ______ out and _______ in thought.
A．looked; lost
B．looking; losing
C．looked; losing
D．looking; lost
什么是独立审计准则？我国独立审计准则体系由哪三个层次组成？
