Hello, again I want which sentence is correct grammatically?
Did Stanley read about that event before? OK
Where did Stanley read about that man? OK
What happened to that man? OK
Has Stanley read about that man in internet? Many would use "on the internet".
When did Stanley last see that man? OK
Where was he struck by lightning? OK
Was he injured by the electric shock? OK
What do we have to do to stay safe when ("before"?) we are struck by lightning?
Student or Learner