进行性嘶哑伴明显喉痛,首先应考虑()
A.喉结核
B.喉癌
C.声带小结
D.声带麻痹
E.慢性喉炎
参考答案:A
The prize will go to the writer story shows the most imagination.
A.that
B.which
C.whose
D. what
焊接底座一般用厚度不小于()mm,边长150~200mm的钢板,上焊高度不小于150mm的钢管。
A.3
B.5
C.6
D.8