泾河发源于宁夏回族自治区境内,是黄河中游的一大支流,()
A. 大部分支流深切入黄土丘陵和黄土高原
B. 全长290千米
C. 在陕西境内多险滩,多形成瀑布急流
D. 以洪水猛、泥沙多著称
当普通股的市价低于认股价格时,认股权证的内在价值等于零。
A. 正确
B. 错误
During the course of a voyage,a seaman falls on the main deck and injures his ankle. The Master should submit a Report of Marine Accident,Injury or Death if the().
A. injured needs first aid
B. injured is incapacitated
C. injury results in loss of life only
D. injury is the result of misconduct
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