1. This is the first time she has eaten eel soup.
= She has not. eaten eel soup before
2. She began writing 30 minutes ago.
= She has writen 30 minutes
3. They started studying English when they were in grade 3.
= They have studied English when they were in grade 3
4. I last saw him 3 weeks ago.
= I haven't seen him 3 weeks
5. The last time I watched this movie was 6 months ago.
= I haven't watched this movie 6 months
6. It is a long time since she last saw her parents.
= She hasn't seen her parents for a long time
7. When did you begin reading this book?
= How long have you read this book?