发病急,皮损呈多形性,具有虹膜样特征性红斑,可累及黏膜及内脏。诊断为( )
A.冻疮B.疱疹样皮炎C.湿疮D.扁平苔藓E.猫眼疮
参考答案:E
Nowadays students can enjoy easy _____ to various learning resources through the Internet. [ ]
A. description
B. introduction
C. way
D. access
行包过磅过程中的“一看、二查、三问”指什么?