下列各证，适用热因热用的是（）。
A.实热证
B.虚热证
C.真热假寒证
D.真寒假热证
E.寒热错杂证
参考答案：D
It is usually warm in my hometown in March, but it _____ be rather cold sometimes. [ ]
A. must
B. can
C. should
D. would
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