Составьте предложения в утвердительной, вопросительной и отрицательной форме. 1) was,last winter,ann,in moskov. 2) next time,help,i,can,you. 3) is,teacher,speaking,english, the,now. 4) the doctor, hete, will be, at 3o` clock

1) Last winter Ann was in Moscow 
    When she was in Moscow?
    Who was in Moscow?
    Last winter Ann wasn't in Moscow 
2) Next time i can help you
    When can you help me?
    Who can help me?
    Next time i can't help you
3) Now the teacher is speaking English
    Is the teacher speaking English?
    Who is speaking English?
    Now the teacher isn't speaking English
4) The doctor will be here at 3 o clock
    When the doctor will be here?
    The doctor won't be here at 3 o clock