Переделайте в вопромительные и отрицательное предложения 1) they visited him yesterday. 2) shepherd had much tim. 3) he was my best friend. заранее !

1.They didn't visit him yesterday.
Did they visit him yesterday?
2.Shephard didn't have much time.
Did Shephard have much time?
3.He wasn't my best friend.
Was he my best friend?