【单选题】下列哪些不是保险学发展史上相关的学说( )
【简答题】熔断器。用于地铁信号控制系统;该商品主要由熔体和熔管以及外加填料等部分组成。
【简答题】熔断器:熔断器。用于地铁信号控制系统;该商品主要由熔体和熔管以及外加填料等部分组成。
【单选题】He is badly ill and has ___ in bed for nearly a month.
【单选题】He’s perfectly to live in the mountain and paint pictures all day, though he is badly off.
【简答题】He is badly ___________ in the accident.
【简答题】熔断器。用于地铁信号控制系统;该商品主要由熔体和熔管以及外加填料等
【单选题】He is badly ____ in the accident.
【单选题】He is badly down these daysThis sentence probably means_____.
A.
He is seriously ill these days.
B.
He is in low spirit these days.
C.
He fell down and was seriously hurt.
D.
He didn' t study hard these days.
【简答题】语言指由有限的材料和有限的 组成的系统。