单项选择题

A.fastenB.slackC.fastD.slackenYou should （松）（）the moori……

You should （松）（）the mooring lines at the same time when the wind is big.

A.fasten
B.slack
C.fast
D.slacken

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热门试题

单项选择题When we meet a（军舰）（）, we should lower national flag.

A. warship
B. boat
C. container ship
D. bulk carrier

单项选择题PSC officers will come on board for(检查)（）next Monday.

A.inspect
B.inspection
C.inspector
D.inspected

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A.privates
B.pirates
C.stowaway
D.personnel

单项选择题（）（降一点儿）the gangway, please.

A.Hoist
B.Lower a little
C.Steady
D.Take down

单项选择题Put the（）（防鼠挡）on the lines.

A. rat guards
B. stopping guards
C. fenders
D. planks