你可能感興趣的試題

（）, the following possible causes should be investigated.

A.Should the engine stop without apparent reason
B.The engine should stop without apparent reason
C.The engine stops without apparent reason
D.The engine is stopped without apparent reason

單項選擇題

We have planned to remove the piston with the help of assistant engineers during the cargo unloading, while the vessel （）port Shanghai.

A.reaches to
B.gets
C.calls on
D.calls at

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