全列空调列车，应全年使用空调，适时调节车内温度、（）和空气循环。
A.热度
B.气流强度
C.湿度
D.送风密度
参考答案：C
His grandfather died ____ the wound that the enemy soldier had given him .and then his grand-
mother died ____ hungry and cold.
A．from,of
B．of,from
C．from,from
D．of.of
治肝热目赤宜选
A．决明子B．珍珠母C．石决明D．A+BE．以上均是
