—Were you surprised by the ending of the TV series?

— No. I ______ the novel, so I already knew the story.

---Were you surprised by the ending of the TV series?
---No. I ______ the novel, so I already knew the story.

1. A.
   was reading
2. B.
   had read
3. C.
   am reading
4. D.
   have read

—Were you surprised by the ending of the TV series?

   — No. I ______ the novel, so I already knew the story.

—Were you surprised by the ending of the TV series?
— No. I ______ the novel, so I already knew the story.