建筑工程费是指为建造永久性建筑物和（）所需要的费用。
A．附属设施
B．构筑物
C．公共设施
D．居民用房
参考答案：B
—What do you want to do next? We have half an hour until the basketball game.
—_________. Whatever you want to do is fine with me.
A．It just depends
B．Glad to hear that
C．All right
D．It’s up to you
某采矿企业2005年6月开采锡矿石50000吨，销售锡矿原矿40000吨、锡矿精矿100吨，锡矿的选矿比为1: 15，锡矿资源税适用税额每吨6元。该企业6月应纳资源税 ( )元。
A．249000
B．174300
C．240600
D．168420
