A yellow signal，floating in the air from a parachute，about 100 meter above the water，indic

A yellow signal，floating in the air from a parachute，about 100 meter above the water，indicates that a submarine ______.

A.will be coming to periscope depth

B.will be coming to the surface

C.is on the bottom in distress

D.is in distress and will try to surface

请帮忙给出正确答案和分析，谢谢！

参考答案

您可能感兴趣的试题

In restricted visibility a towed vessel must sound a fog signal when it is （).A.the last v

答案解析
Parallelism is NOT used in ________.A、A yellow beam of sunlight, filtering through the m

答案解析
According to the interview, what does yellow journalism mean？A．Trustworthy coverage in new

答案解析
In 1943 Yellow River______and caused the worst flood ever known in China.A．overthrewB．over

答案解析
Without signals from navigation satellites the in

答案解析
Without signals from navigation satellites the in

答案解析
Two roads diverged in a yellow wood and sorry I could not travel both In the above two

答案解析