真热假寒的治疗方法为
A．热者寒之
B．寒者热之
C．热因热用
D．寒因寒用
E．以上均非
参考答案：D
—Would you mind _____ a favor?
—Not at all.[ ]
A. doing me
B. do I
C. doing my
D. to do me
He is the only one of the people here who ____ how to operate the computer.
A．knows
B．know
C．had known
D．known
