Сделайте, пожалуйста, отрицательные и вопросительные предложения. They (go) to school yesterday. We (open) our books a minute ago. She (become) a doctor a year ago.
They didn't go to school yesterday Did they go to school yesterday? We didn't open our books a minute ago Did we open our books a minute ago? She didn't become a doctor a year ago Did she become a doctor a year ago?
Низкий поклон!)