Напишите следующие предложения в вопросительной и отрицательной формах: образец: не can play chess well. can he play chess well? he can't play chess well. 1) you were allowed to take this book home. 2) may i go home now? 3) they were allowed to come at four.

1) You were allowed to take this book home.
    Were you allowed to take this book home?
    You weren't allowed to take this book home.

2) May I go home now? 
    You may go home now.
    You may not go home now.

3) They were allowed to come at four.
    Were they allowed to come at four?
    They weren't allowed to come at four.