Comparative and superlative

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

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

Lloyd is ......... than Peter. Therefore, Peter is stronger than Lloyd.

It was rainy and cloudy yesterday. However, the weather is ......... today.

The trains in South Korea are ......... than the ones in North America.

Turtles are .........; however, rabbits are fast.

She is the smartest girl ......... the classroom.

That is the tallest building ......... the country.

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

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