When Harry was young, Voldemort__________(kill) his family.
When Harry was young, Voldemort killed his family.
I __________ (watch) Harry Potter 3 twice.
I have watched Harry Potter 3 twice.
I __________ (finish) reading Harry Potter series 1 week ago.
I finished reading Harry Potter series 1 week ago.
What __________ (happen) to Harry's aunt?
What happened to Harry's aunt?
I ___________ (read) Harry Potter book yesterday.
I read Harry Potter book yesterday.