It's a long road
this a longer road
this is the longest road
he is a good student
he is the best student
he is the best student
Students completed a difficult exercise
Students completed a more difficult exercise
Students completed the hardest exercise
I bought a beautiful picture
I bought a more beautiful picture
I bought the most beautiful picture
Nick read an interesting book
Mike read a more interesting book than Nick
Tom read the most interesting book
my room is very comfortable
his room is more comfortable
her room is the most comfortable
