Dogsareverysociable(合群的)animals.Whenownersgooutandleave...
问题详情：Dogsareverysociable(合群的)animals.Whenownersgooutandleavetheirdogsalone,thedogsgetworriedandupset.Dogsshouldbetrainedtobetheirownwhilestillyounginsteadofwhentheyareolderandsetintheirways.When...