根据句意及所给首字母填空：Columbus d--- America,but did not explore the n

根据句意及所给首字母填空：Columbus d___ America,but did not explore the new continent.英语高手们快来帮帮我吧,先在此谢谢各位.还有一题：Every year,water sports,e____ swimming and surfing ,attract large numbers of tourists to the island.