The standards of physical and medical fitness between those persons seeking to start a career at sea and those seafarers already serving at sea are______.
A.different
B.same
C.not different
D.difficult to meet
正确答案是A
The standards of physical and medical fitness between those persons seeking to start a career at sea and those seafarers already serving at sea are______.
A.different
B.same
C.not different
D.difficult to meet
正确答案是A