Chia dạng đúng của từ trong ngoặc

This exercise is ____________ than that one. (boring)
His pullover is _____________ than his jeans. (dark)
Susan's hair is ______________ than my hair. (long)
George is ______________ than Robert. (funny)
My result in the test was _____________ than Harry's. (good)
GIẢI GIÚP MÌNH VỚI Ạ! PLEASE