钢筋电弧焊采工艺方法有（）
A、焊条电弧焊
B、二氧化碳气体保护电弧焊
C、电渣压力焊
D、闪光对焊
参考答案：A, B
红丝疔相当于西医的：（）。
A.静脉炎
B.气性坏疽
C.急性淋巴管炎
D.动脉闭塞性脉管炎
E.化脓性淋巴结炎
To my great surprise, when I entered the cinema and took my seat, I found the person sitting next
to me _________ be my brother.[ ]
A. could
B. might
C. would
D. should
