ANSWERS::::::
1. Thailand is a beautiful country.
Subject - Thailand
Predicate - is a beautiful country.
2. His ancestors came from Thailand.
Subject - His ancestors
Predicate - came from Thailand.
3.Once, I stayed in a school for a few days.
Subject - I
Predicate - stayed in a school for a few days.
4. The Finance Minister scratched the cat behind its ears.
Subject -The Finance Minister
Predicate - scratched the cat behind its ears.
5. In the mornings, I watch the old humans jog and stretch.
Subject - I
Predicate - watch the old humans jog and stretch.
6. The children play on the swings and slides.
Subject - The children
Predicate - play on the swings and slides.
Thank you ........