以下哪项不是面色发黑所属病证（）
A.水饮
B.痰湿
C.肾虚
D.寒证
E.血瘀
参考答案：B
All the foreigners coming to this country have to move in _______ or they will be sent back to their own countries. [ ]
A. naturally
B. normally
C. instantly
D. legally
强腐蚀
