无锡薄钢板包括（）。
A、马口铁板
B、镀铬薄钢板
C、镀锌
D、低碳钢板薄
E、铝合金薄板
参考答案：B, C, D
Very loud noises _____ make people ill. So we _____ make great noise. [ ]
A. must; mustn't
B. need; needn't
C. can; mustn't
D. must; can't
旅游景区与相应称号连线
