Complete the sentences using the superlative or the comparative form of the adjectives in brackets. Remember to use "than" and "the" when necessary.
1. The airplane is fastest (fast) means of transport.
2. Going by bus is much cheapers than (cheap) going by car.
3. Trains are most comfortable (comfortable) than buses.
4. Buses are the worst (bad) means of transport in this area but they are also cheapers (cheap).
5. Do you think that going by airplane is most dangerous than (dangerous) going by train? No, airplanes are safest than the (safe) trains!
6. I've found that using my car is the most expensive than (expensive) using public transport, but it's fastest (fast).