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單項選擇題

Six containers will be loaded（）deck.

A.in
B.at
C.on
D.for

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單項選擇題

Speed must be regulated（）no damage is done to the wharf.

A.in order to
B.so as
C.so that
D.such that

單項選擇題

Stop（）the derrick at once, the gooseneck is bent.

A.to use
B.to operate
C.maneuvering
D.using

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