Task 3. Replace the adjectives in bold with their opposites (Замените выделенные
прилагательные их антонимами. Используйте предложенные ниже прилагательные.)
Use: cheap, dangerous, comfortable, relaxing, slow.

1. The new trains are very uncomfortable and clean.
2. You can book expensive tickets online.
3. Travelling in an airplane is very tiring.
4. The buses are very fast in the morning.
5. It can be safe to ride on a snowmobile. ​