问题
单项选择题
RESULT OF SEARCH NEGATIVE means().
A.the search has found nothing
B.the derelict has been found
C.the derelict has been located
D.the derelict has been sighted
答案
参考答案:A
RESULT OF SEARCH NEGATIVE means().
A.the search has found nothing
B.the derelict has been found
C.the derelict has been located
D.the derelict has been sighted
参考答案:A