1. It's so nice to listen to people who have good reading
2. After a rest on the sea, I had an unforgettable experience.
3. I sent my grandmother a successful letter.
4. My friend is kind-hearted. (нельзя в предложениях употреблять слово good-hearted, поэтому так)
5. Alex became irresponsible.
6. We are standing on the threshold of our victorious triumph.
7. It seemed to me that I was considered sympathetically.
8. This book can be made popular and loved among a lot of people.