Choose only the correct form

1. Where [did|were|was] you [go|going|went] yesterday?
2. While I [did|was|were][take|taking|took] a shower, the doorbell rang.
3. What [did|were|was] you [eat|eating|ate] at the party?
4. I [|was|did][meet|meeting|met] my future wife in the museum in 2011.
5. The phone [did|was|were][ring|ringing|rang] for 5 minutes.
6. I [didn't|wasn't|weren't][read|reading] a book at 8 o'clock yesterday.