one blast，4 to 6 seconds in duration
three blasts，4 to 6 seconds in duration
one continuous blast until you are able to see around the bend
one blast，8 to 10 seconds in duration
第1题：
A vessel proceeding along a narrow channel shall ______.
A.avoid crossing the channel at right angles
B.not overtake any vessels within the channel
C.keep as near as safe and practicable to the limit of the channel on her starboard side
D.when nearing a bend in the channel, sound a long blast of the whistle
第2题：
In a Cisco Unified Computing System， where are SAN port channels connected to？（）
第3题：
When instructing a crew member concerning the right way to lift a weight，you would instruct him to ______．
A.Arch the back to add strength to the muscles
B.Bend his knees and lift with his legs
C.Bend his back and stoop
D.Bend his back and stoop with arms straight
第4题：
Bayou Sara
Baton Rouge
Head of Passes
Red River Landing
第5题：
Are you ready （）get underway?
第6题：
第7题：
“请问您要去哪里？”可以用英文表达为（）。
第8题：
A vessel approaching a narrow channel shall _____.
A.avoid crossing the channel if it impedes another vessel navigating in the channel
B.not overtake any vessels within the channel
C.keep as close as possible to the edge of the channel on her port side
D.anchor only in the middle of the channel
第9题：
“您查哪里”在英文中的写法是“（）”。
第10题：
the vessel will tend to take a large sheer towards the side where the anchor is down
steering control is ineffective in trying to turn to the side opposite to that of the anchor being used
the anchor cable must never lead under the hull
using an offshore anchor decreases the chances of the anchor holding