Where is the captain?
-（）.

单项选择题When a ship is in port, who will keep gangway watch?（）

A. An officer.
B. A sailor on duty.
C. Wharf man.
D. An engineer.

单项选择题-Good morning, sir. -（）. May I help you?

A. Goodbye
B. Thank you
C. Good morning
D. You are welcome

单项选择题Let’s （） to the saloon, shall we?

A.went
B.going
C.go
D.goes

单项选择题He’ll （）for chief officer to meet you in a while.

A.arranged
B.arrange
C.arranging
D.arranges

单项选择题Let me （） you to the deck.

A.show
B.showed
C.showing
D.shows