对于纤维瘤不正确的描述是()
A.单发
B.多发生于皮下
C.手术不完整切除不易转移
D.可发生在血管、肌肉及骨内
E.手术后易复发
参考答案:E
26. _____ about what he had done, the shy boy ran away as fast as possible.
A.Having embarrassed
B.Embarrassing
C.To embarrass
D.Embarrassed
煤粉仓跑煤有哪些原因?怎样处理?