恶性骨肿瘤出现骨膜反应，常表现出的影像有（）
A.层状
B.花边状
C.放射状
D.三角形
E.拱桥形
参考答案：A, B, C, D
烤烟
I couldn’t do my homework with all that noise ______.
A going on B goes on C went on D to go on
