由于严重的环境污染而导致的疾病是（）
A.公害病
B.克汀病
C.地方病
D.传染病
E.职业病
参考答案：A
After the new machine was introduced, the factory produced _____ in 2011 as the year before.
A．twice as many machines
B．twice many as machines
C．as twice many machines
D．as many machines twice
建立单位内部控制制度和奖惩机制是提高会计人员职业道德的重要内容之一。 ( )
