气体存在的状态主要决定于体积、压力、温度和物质的量。
参考答案:对
He was about to say something more _____ a boy rushed in, gun in hand. [ ]
A. that
B. when
C. in case
D. while
早在西周时期满族叫做:()
A、靺鞨
B、诸申
C、肃慎
D、女真