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 ________(fast) means of transport and also ________ (expensive).

2. Going by bike is much ________cheap) going by car, in fact, it might be ________
(cheap).

3. Trains are________ (comfortable) than buses.

4. Buses are________ (slow) means of transport in this area.

5. Do you think that going by airplane is ________ (dangerous) going by train?

No, airplanes are ________(safe) trains!

6. I've found that using my car is ________ (good) using public transport.