Compare the two things.сравните эти две вещи a mountain is (high) than a hill. a "bmw" is (expensive) than a volga. nowadays life is (difficult) than it used to be. a walking holiday is (healthy) than a holiday in a car. len's english is (bad) than pat's.

A mountain is higher than a hill.
A "BMW" is more expensive than a Volga.
Nowadays life is more difficult than it used to be.
A walking holiday is healthier than a holiday in a car.
Len's English is worse than Pat's.