1) Life in a big city is more exciting than life in small villiage.
2) In the last twenty years the weather became warmer than in the past.
3) Big cities are more busy than small towns.
4) My room isn't as tidy as my sister's one.
5) Now life is easier than a hundred years ago.
6) London is not as interesting as New York.
7) Streets in Paris are wider than in my town.
8) There was some ice in the streets yesterday and today is warmer.