海上交通事故系指游艇、船舶、设施发生的下列哪些事故?①碰撞、触碰或浪损;②触礁或搁浅;③火灾或爆炸;④沉没;⑤在航行中发生影响适航性 能的机件或重要属具的损坏或灭失; ⑥其它引起财产损失和人身伤亡的海上交通事故; ⑦游艇燃油耗尽
D
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Weweretoldthatthestonefigure_______backtothe16thcenturywasofgreatvalue.
ThefunctionsofinstitutionsofhighereducationintheU.S.are________.
WhichofthefollowingisnottrueaboutthepoliticalsystemofNewZealand?
Ifyoutrytolearntoomanythingsatatime,youmayget________.