Q:

The teacher told us that all the girls were playing in the garden.

• 1
  The teacher said, ‘all the girls are playing in the garden.’
• 2
  The teacher complained, ‘all the girls are playing in the garden.’
• 3
  The teacher said, ‘all the girls were playing in the garden.’
• 4
  The teacher said, ‘all the girls had been playing in the garden.’