Here are the suggested words to fill in the blanks:

1. Villagers in the northeast regions **cultivate** mostly rice and corn.
2. **Canals** and rivers form the waterways of the Mekong Delta.
3. He sometimes goes **herding** the buffalos over several kilometres from home.
4. Most countryside houses are **surrounded** by green trees and rice fields.
5. In my province, people often **load** rice onto boats and transport it on rivers.
6. Water buffalos are still used to pull the ploughs through the muddy and flooded **paddy fields**.
7. Vinh Long is a beautiful farm province, with grapefruit and orange **orchards** everywhere.
8. Farmers in my homeland are **hospitable**, opening to sharing, and welcoming on their farm.
9. The modern **combine harvester** is a machine designed to harvest a variety of grain crops.
10. Rides on **well-trained** horses are an incredible experience in their beautiful countryside.