單項(xiàng)選擇題Vessels transiting the canal must have their accommodation ladders and cargo booms().
A.removed
B.rigged in
C.readjusted
D.tested
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1.單項(xiàng)選擇題We()at anchor in the roadstead till the evening.
A.have to ride
B.have to get
C.have to put
D.have to make
2.單項(xiàng)選擇題We()our breakfast when the pilot came on board.
A.just have had
B.just had
C.have just had
D.had just had
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