正确答案: A

the general repair on board

题目：Although a ship usually has repair in a shipyard, ________ is also necessary

解析：A

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举一反三的答案和解析：

[单选题]Don’t stow the box ________

upside down

[单选题]以下( )不属于慢性软组织损伤的特点。

疼痛剧烈