Dưới đây là các từ phù hợp để hoàn thành các câu:

1. The village's atmosphere is quieter **than** the noisy urban areas.
2. The air is **cleaner** in the mountains than in the lowlands.
3. The transition from child to **adulthood** can be rocky.
4. The farmers are **harvesting** rice from the truck.
5. Many teenagers make friends via **social media** like Facebook, Instagram, and Twitter.
6. The ancient village is more **peaceful** than the modern city.