Onahotsummermorninga的精选

问题详情：下面短文，从A、B、C、D四个选项中选出最佳选项，使短文完整、通顺。Onahotsummermorning,anoldfishermanwasfishingnearariver.Achildwentbyseeinghimfishing.Afterafewminutes,thechildfoundthatthefishermanwa...