The swimming pool is dirtier than the sports centre. (clean)
The sports centre is cleaner than than the swimming pool.
That train is faster than this bus (slow)
This bus is slower than that train.
Markets are cheaper than shops. (expensive)
Shops are more expensive than markets.
The cinema is nearer than the train station. (far)
The train station is farther than the cinema.
Britain is colder than Turkey. (hot)
Turkey is hotter than Britain.
These flats are better than those houses. (bad)
Those houses are worse than these flats.
This square is smaller than that park. (big)
That park is bigger than this square.
The library is quieter than the shopping centre. (noisy)
The shopping centre is noisier than the library.