Вставить пропущенные слова в предложениях: i want to move to the country because it the city where i live. now big cities have problems . (traffic,pollution,noisy,crowded)

1) I want to move to the country because it is crowded and  noisy in the city where I live.
2)There are a lot of tall building in New York.
3) Oue city has a  population  of over 2 million people.
4) Now big cities have problems with traffic  and  noisy.
5) We like spending our holiday on the sea  coast .