Open the brakets and use the verbs in the correct form.

Open the brakets and use the verbs in the correct form. Here I....(to reply) to your letter, which....(to arrive) two days ago, before I....(to leave) for Rome. I....(to tell) yesterday that the company....(to send) me there next week for a business conference. If I....(to know) about it earlier, I would have told you. Anyway, I39;ll ring you up as soon as I....(to get) there. By the way, I met John Marshall who told me that he....(to work) for the previous two months on the plans for the new factory you are interested in. He....(to work) very hard because he looked dead tired. By the time I come to Rome he....(to finish) them, so I39;ll bring them with me.