giúp mình lm mấy câu cuối 
----- Nội dung dịch tự động từ ảnh -----
> trains, buses (comfortable)
Trains are more comfortable than buses.
Comics are more expensive than books
> comics, books (expensive)
Maths are more useful than music
1 maths, music (useful)
School is more boring than holidays
Dogs are more intelligent than cats
2 school, holidays (boring)
• Geography is
3 dogs, cats (intelligent)
4 geography, science (interesting)
5 funny stories, animal stories (good)
6 skateboards, bikes (dangerous)