Ask questions .1] our school day is over at 3 o'clock. yes . 2]mike plays with his friends after the lessons. yes / no

1] Our school day is over at 3 o'clock.
   YES NO...  Is our school day over at 3 o’clock? 
Wh-...—When is our school day over?.
Tag..- Our school day is over at 3 o'clock, is not it? 

  2]MIKE plays with his friends after the lessons. 
  yes / no  .—Does Mike play with his friends after the lessons?
... who...—Who plays  with his friends after the lessons?.
 ..., or… -- Does Mike or Jane  play with his friends after the lessons?/ Does Mike play with his friends after the lessons or on Sundays?