1. Planes are (fast) than trains.
2. My neighbourhood is (noisy) than yours.
3. Cars are (relaxing) than trains.
4. Planes are (expensive) transportation of all.
5. Travelling by car is (cheap) than travelling by train.
6. I think planes are (comfortable) than trains.
7. Travelling by bicycle is (cheap) means of travelling.
8. This supermarket is (big) than that shop.
9. This is (big) school in the neighbourhood.
1. Faster
2. Noises
3. relaxers
4. expensive stuff
5. cheaper
6. more comfortable
7. Cheapest
8. Bigger
9. Biggest
Вроде так)