Example 0. i was helping my brother. answer 0. i wasn’t helping my brother. 1. we were having breakfast from 7 am to 8 am. 2. the boys were carrying the buckets. 3. the mobile phone was ringing.

1. We weren’t having breakfast from 7 am to 8 am.
2. The boys weren’t carrying the buckets.
3. The mobile phone wasn’t ringing.

Как я поняла, здесь нужно составить предложение в отрицательной степени.

1. We weren't having breakfast from 7 a.m. to 8 a.m.
2. The boys weren't carrying the buckets.
3. The mobile phone wasn't ringing.