I/
1. If the festival didn't cost too much money, we would hold it. (điều kiện 2)
2. The tortoise was running while the hare was sleeping
3. Although the girl worked hard, her stepmother wasn't happy
4. Because the Buffalo-fighting Festival took place in Do Son last Saturday, there were so many people
II/
1. A lion can run faster than a horse.
2. Hung doesn't speak English as badly as Nam though they are both good at speaking English.
3. The Tiger team didn't perform as successfully as the Eagle team.