помогите!!даю 15 баллов!
V Choose the right comparative form

Nick is (happier, the happiest) boy that I know.

Of the six cars, I like the silver one (better, best).

Jane’s notebook is (cheaper, the cheapest) than mine..

This is (more delicious, the most delicious) cheese-cake I have ever had

This bookcase is (more beautiful, the most beautiful) than that one.