I________________ (write) articles on various topics before he came.
had written
She _________________(go) to the coffee shop before she came home.
had gone
I had practiced the songs before the program ____________(start).
started
I _________(help)him to do the task after I___________ (finish)my work. (extra 5 points)
helped / had finished
He couldn't make a sandwich because he___________ (forget) to buy bread.
had forgetten
When the police ________(arrive), the thief __________ (escape). (extra 5 points)
arrived / had escaped
I called his office but he_____________(already/ leave). (extra 5 points)
had already left
