闪点在（）以下的是易燃品，在（）以上的是可燃品。
参考答案：45℃、45℃
----- It was a red light, William. You ________ the car.
------- Sorry, I didn’t see it.
A．must stop
B．should stop
C．must have stopped
D．should have stopped
硫黄的主治病证是（）
A.热痰喘咳
B.寒痰癫狂
C.痰厥癫狂
D.虚喘冷哮
E.阴虚燥咳
