Q:

‘Where will you be tomorrow’, She said, ‘In case I have to call you?’

• 1
  She enquired about his whereabouts the next day in case she would have to call him.
• 2
  She asked where he would be the next day in case she had to call him.
• 3
  She asked him where he will be the next day in case she had to call him.
• 4
  She said to him where he would be tomorrow in case she would have to call him.