1)Singapore is the most expensive city i know
2)sofia is the cheapest city i know
3)the coldest place i know is antartica
4)the hottest place i know is sahara desert
5)the windiest place i know is on sea
6) the largest place i know is russia
7)the most quiet place i know is the library
8)the noisiest place i know is at a footbal match
9)the most boring place i know is scool
10)the most intresting place i know is the museum
11)the most clean place i know is at an exhibition
12) the most crowded place i know is the supermarket