i think newyork is expensive than london

health is more important than money

live in city is more covenient and better  than live in the country

In the city is more convenient than in the country

 Heath care service in the city is better than in the countryside

Living in the urban areas is more comfortable than living in the rural areas

.In pasture, this area is richer than that area

Peter is better in Math than Tom

the cities is often more crowded than the countryside

is this cake more delicious than that ?

who is more intelligent than Tom can in his class?