Comparative and superlative

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

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

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

Sam is ......... than Stacey is about the situation.

Ralph is a very ......... guy. He's tough and stubborn.

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

I can hardly hear the baby when she cries because she's so .......... I'm pretty lucky in that respect.

This is the ......... road I've ever seen!

Mike is ..... than Fred.

You have to be ..... careful when working with power tools.