Сделать каждое предложение в вопросительной и отрицательной форме…

1) Dan and Phil didn't play tag yesterday.Did Dan and Phil play tag yesterday? 2) They didn't go to the stadium.Did they go to the stadium? 3) My relatives didn't visit us yesterday.Did my relatives visit us yesterday? 4) I couldn't help my mum.Could I help my mum? 5) My father didn't have three cups of coffeeDid my father have three cups of coffee?