Jordan (a)   (write) 500 letters to his girlfriend so far.

Maybe Jordan (a)   (write) a letter to his girlfriend tomorrow.

Jordan (a)   (write) a letter to his girlfriend when she she came to break up with him.

Jordan (a)   (write) a letter to his girlfriend for two hours now.

Jordan (a)   (write) a letter to his girlfriend now.

Jordan (a)   (write) a letter to his girlfriend yesterday.

Jordan (a)   (send) a letter to his girlfriend tomorrow. He has already written it.

By the time his girlfriend came to his house, Jordan (a)   (finish) her the love letter