.三软煤层
参考答案：
煤层强度低，并富含裂隙，底板较软，遇水后容易膨胀，这类煤层被称为三软煤层。
股票的每股净资产又称为股票的（）。
A.票面价值
B.账面价值
C.市场价值
D.内在价值
–Will there be a basketball game on CCTV-5 tonight?
-__________________. Would you like to watch it with me?
A．Yes, there is.
B．Yes, there will.
C．No, there isn’t.
D．No, there won’t.
