1. When did we see him?
Второе предложение, по-видимому, с ошибкой. Если не live, a lived, тогда:
2. Where did his sister live ten years ago?
1. We saw him yesterday.
When did we see him?
2. His sister lived in Yekaterinburg ten years ago.
Where did his sister live five years ago?
1. When did we see him?
Второе предложение, по-видимому, с ошибкой. Если не live, a lived, тогда:
2. Where did his sister live ten years ago?
1. We saw him yesterday.
When did we see him?
2. His sister lived in Yekaterinburg ten years ago.
Where did his sister live five years ago?