Comparative and superlative

I think Chelsea is ......... now than she was three years ago.

Don is the ......... guy I know!

Kevin is bad, but Norah is ..........

This teacher is very .......... However, last year, I had the worst teacher ever!

Nate is the ......... kid in our class.

She's the ......... girl in the room.

My homework assignment is very .......... It's too difficult.

You can run pretty fast. But, I am ......... than you are.

She is the prettiest girl ......... school.

Melanie is the ..... girl in our class.