1. What were you doing at 9 a.m. yesterday?
I was checking the tackles
Do you often check tackles?
I certainly do.
2.Where is the third officer?
Ten minutes ago he was in the wheelhouse
Is he still there?
No, he is not.
3. When the second officer relieves you of watch?(Непонятное предложение).
Where will you go after your watch?
4.What was the electrician doing when you saw him?
He was repairing the ventilator
Does he often do it when on watch?
I think he does.