属于正治的是（）
A.热因热用
B.以通治通
C.热者寒之
D.用热远热
E.以补开塞
参考答案：C
What are you doing? [ ]
A. We are listening to the music.
B. We go to the park in the morning.
检查刮削精度常用哪些方法？
