Sometimes,peoplearenotclearaboutwhatkindoffoodishealthy...
問題詳情：Sometimes,peoplearenotclearaboutwhatkindoffoodishealthy,andwhatkindoffoodmaydoharmtoourhealth.TheUSDAhaspreparedafoodguidetohelppeoplelearnaboutwhichkindoffoodisthehealthiesttoeat.Thefoodguide...