Choose the correct option to complete the sentences.

0. What (were you doing)/ did you do when I (called)/was calling you last night?
1. Dad drove/was driving his car when a police officer stopped/was stopping him.
2. My aunt found/was finding a little cat when she went/was going to work.
3. While we ate/were eating dinner, we heard/were hearing the noise.
4. I hurt/was hurting my ankle when we played/were plaing football in the park.