Сделать из них отрицательные и вопросительные предложения В Present Simple Tense
1.He called me last week
2.They were in the police station when I called them.
3.Chris changed the light bulb in the kitchen
4.Two years ago we went to Colorado

Вопросительные где:?

написано вопр:

предложения с вопросительным знаком

1) отр: He didn't call me last week. вопр: Did he call me last week?2 отр: They weren't in the police station when I called them. Вопр: Were they in     the police station when I called them.  ?3) отр: Chris didn't change the light bulb in the kitchen. вопр: Did Chris  change the light bulb in the kitchen?4) отр: Two years ago we didn't go to Colorado. вопр: Did we go to Colorado two years ago?