- 問題詳情:Swimmingisverypopularintheworld.Peoplelikeswimminginsummer,evenintheotherthreeseasons.Watermakespeoplefeelcoolandswimmingmakespeoplekeepfit.Ifyouswiminawrongplace,itmaynotbesafe.Alotofpeoplediedwhentheywereenjoyingthemselvesinthewater,andmost...
- 24923