Conjugate using the appropriate imperfect form of ser, ir, or ver.

Answer:
1.) fui (ir)
2.) es (ser)
3.) vimos (ver)
4.) fuimos (ir)
5.)vieron (ver)
Explanation:
The answers in parenthesis are the imperfect forms of the answers, the actual answer is before the parenthesis! I hope these are correct, please correct me if wrong! Hope this helps!