问题 多项选择题

骨基质发生的良性肿瘤为()

A.骨肉瘤

B.骨旁骨瘤

C.骨样骨瘤

D.成骨细胞瘤

E.髓性骨肉瘤

答案

参考答案:B, C, D

探究题

       从2003年10月到2004年7月,在法兰西的大地上,中国文化年以古老、多彩和现代的中国为主题,用370多个项目,向法国公众展示了深厚凝重、绚丽多彩和充满生机的中华文化。假如你是中国四大发明展厅的解说员,写一段解说词,介绍古老中国的灿烂文化。

                                                                                                                                                             

                                                                                                                                                             

                                                                                                                                                             

                                                                                                                                                             

                                                                                                                                                             

问答题