清香型的代表是汾酒,发酵容器(),工艺特点()。
参考答案:地缸;清蒸二次清
信用增级只能采用内部信用增级的方式。( )
You ______ do it if you really don't want to.[ ]
A. needn't
B. mustn't
C. can't
D. couldn't