实热与虚热证的区别点，下列不是的为
A．病势缓与急
B．口渴与不渴
C．脉象虚与实
D．发热高与低
E．病程长与短
参考答案：B
It was in the rice fields ____ we had our league meeting.
A．where
B．that
C．in which
D．on which
我国自行研制的30万千瓦双水内冷气轮发电机组，采用循环水来冷却机体是因为[ ]
A、水是热的不良导体
B、水的比热容较大
C、水的热膨胀比气体小
D、水的对流传热较快
