4 Write the adjectives in the correct form. 1. Trains are faster (fast) than buses. 2. Planes are trains. 3. Bicycles are (slow) way of travelling. 4. Buses are (cheap) than planes. 5. Planes are (expensive) way of travelling.

Решение:

1. 1. Trains are faster than buses.
2. 2. Planes are more comfortable than trains.
3. 3. Bicycles are a slower way of travelling.
4. 4. Buses are cheaper than planes.
5. 5. Planes are an more expensive way of travelling.

Ответ: 1. faster 2. more comfortable 3. slower 4. cheaper 5. more expensive