The captain is not on（）.

单项选择题May I （）a look around your ship?

A.has
B.had
C.have
D.having

单项选择题It is very important for a sailor to （）a safety patrol.

A.has
B.had
C.have
D.having

单项选择题（） inspections have you made?

A.Who
B.What
C.How
D.Which

单项选择题We would like to （）your captain.

A.saw
B.seen
C.see
D.seeing

单项选择题The electronic engineer has come on board to （）you.

A.met
B.meet
C.meeting
D.meets