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工程发生重大质量事故后,项目部()向公司经理和质量管理部门报告。组织查分析会,五日内将()调查报告并报公司主管经理和技术中心。

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An American Shipowner can()in an American port any ship in the same ownership as the one with which he has collided,in spite of the fact that the collision may have occurred in some distant part of the world.

A. attack
B. attach
C. attain
D. attend

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Vessels must navigate()caution in this area.

A. in
B. by
C. on
D. with

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