SLE免疫球蛋白检查可表现为（）
A.IgA升高
B.IgA升高
C.IgG升高
D.IgM-RF阳性
E.IgE升高
参考答案：A, B, C
请根据下面提示，写一篇短文，词数不少于50.
In your spoken Endlish class, your teacher shows you the following picture. You are asked to describe the picture and explain how you understand it.
大肠液亏证
