Choose grammatically correct sentences.

Варианты ответов и условие задания

1. He has just returned from his travel across the world.
2. They have met in 1999.
3. I know you for ages.
4. Have you ever eaten a lamington?
5. He has never seen the Northern Lights.
6. Have you ever saw an aborigine?
7. The children were at the zoo for the first time.