• 2021-04-14 问题

    On May 7, 1915, a German aircraft carrier sank the British ocean liner Lusitania, killing 1,198 people, among them 128 of them were Americans. _______________

    On May 7, 1915, a German aircraft carrier sank the British ocean liner Lusitania, killing 1,198 people, among them 128 of them were Americans. _______________

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