單項選擇題

Mooring（）are placed on both banks of the Suez Canal about 200m apart．

A.bollards
B.ballasts
C.bands
D.benefits

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單項選擇題

Get the searchlight（）for transiting the canal at night．

A.turned off
B.already
C.almost
D.ready

單項選擇題

Get everything ready（）mooring．

A.of
B.on
C.to
D.for

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