下列关于评估时点的说法中正确的是()。
A.评估时点是评估报告的出具日期
B.评估时点可以是过去的某一天
C.评估时点应该精确到日
D.评估时点根据借款人要求确定
参考答案:B, C
— How come you are late for school again?
— ____. [ ]
A. Because I missed the bus.
B. By bus and then on foot.
C. Please excuse me.
D. It's quite wrong.
泥煤、褐煤、烟煤、无烟煤这几种煤,固定碳、VR、W变化规律以及对点燃难易的影响?