Did I study this afternoon?
No...
Did we study 5 minutes ago?
Yes...
Did he study yesterday?
No...
Did she study last night?
Yes...
Did it study yesterday evening?
No...
Did you walk this morning?
Yes...
Did I walk this afternoon?
No...
Did we walk 5 minutes ago?
Yes...
Did they study 5 months ago?
No...
Did they walk 5 months ago?
Yes...
Did he walk yesterday?
No...
Did she walk last night?
Yes...
Did it walk yesterday evening?
No...
Did you watch this morning?
Yes...
Did I watch this afternoon?
No...
Did we watch 5 minutes ago?
Yes...
