Исправь предложение 1) Billy was in Antarctica three days ago2) The boy drank cold and dirty water yesterday3) Jill played football an hour ago5) Tim and Tom were in the desert a week agoПомогити мне сегодня это надо

Billy was in Antarctica three days ago.-Billy wasn`t in Antarctica three days ago.3)The boy drank cold and dirty water yesterday.-The boy didn`t drink cold and dirty water yesterday.4)Jill played football an hour ago.-Jill didn`t play football an hour ago.5)Tim and Tom were in the desert a week ago.-Tim and Tom weren`t in the desert a week ago.