Write the comparative. Образец: old-older, strong, happy, modern, important, good,

Strong stronger the strongest, happy happier the happiest, modern more modern the most modern, important more important the most important, good better the best, large larger the largest, serious more serious the most serious, pretty prettier the prettiest, crowded more crowded the most crowded

Stronger,happier,more modern,more important,better,larger,more serious, prettier,more crowded