用括号内所给词的正确形式完成短文
For ____(us)vacatian we went to Arizona(亚利桑那)in the USA.We went on a river trip on the ____(one) day.we did ___(any) boating (划船）.On the second day,we___(walk) in the mountains and we ___(do) some horse riding(骑马). The food there ____(be) also great. It was a great vacation ,but it was too short ! We___(want) to go there again but there ___(be not )enough time.