Write the past or the past participle of the verb in parentheses to complete the sentence.
1. The Vikings -------------------------to a variety of countries (go)
2. We haven't -------------------------anything like it (see)
3. They --------------------many prisoners. (catch)
4. We have --------------------------far to see the exhibit. (drive)
5. The Vikings ---------------------many ships. (build)
6. We-------------------------the last ones to leave the museum. (be)
7. We had ----------------------to listen to the lecture. (choose)
8. I--------------------an expert on Vikings. (become)