相关考题
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单项选择题
Slack （）head line.
A.down
B.away
C.for
D.on -
单项选择题
（）attention to the safety of the gangway.
A.Paid
B.Paying
C.Pay -
单项选择题
—Where is the（）? —He’s in his cabin.
A.deck
B.bridge
C.cabin
D.captain
