下列元杂剧作品，取材于唐传奇的是（）
A.《赵氏孤儿》
B.《张生煮海》
C.《墙头马上》
D.《柳毅传书》
参考答案：D
根据句意，完成下列句子。
1. How old is the tree?
It's about (10) years old.
2. How old is the man?
He is (31) years old.
3. is the girl?
She is eleven years old.
4. is the boy?
He is l.4 metres tall.
5. How old is the Palace Museum?
It's about (500) years old.
某独立铁矿山，8月份开采铁矿石5000吨，销售4000吨，适用的单位税额为每吨14元。该矿当月应纳资源税为（）。
A．33600元
B．42000元
C．56000元
D．70000元
