history: Last week I was not feeling well at all. I was so tired when I Went back to work, that I forgot to change out of my pajamas before I went in. Last week I was not feeling well at all. I missed a couple days of work and was so tired by the time I went back in.
current: Aw, that stinks. What was wrong? Were you sick?
next: I had the flu. The day I went back to work, I was so tired that I forgot to change out of my pajamas before going in!