—We thought he would have won the game.  

—What a pity! He ______ too nervous when playing.   [ ]

A. had been                                

B. has been  

C. was                                    

D. would have been

某煤矿2011年3月开采原煤400万吨，销售240万吨；将一部分原煤移送加工生产选煤39万吨，销售选煤30万吨，选煤综合回收率30%，资源税单位税额5元/吨。该煤矿2011年3月应纳资源税（）万元。

A．1700

B．1850

C．2000

D．2150