要素饮食的适应症是（）
A．消化道瘘
B．严重烧伤和严重感染
C．坏死性胰腺炎
D．急性肾功能衰竭
E．肝功能衰竭
参考答案：A
The ______ Method at one time was called Classical Method since it was first used in the teaching of the classical languages of Latin and Greek.
射孔施工中，爆炸器材只有两种。（）
