Comparatives and Superlatives (3)

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

"My Dad is the ......... man in the world," said five-year-old, Brady.
great
greater
greatest

This book is ......... than the last one I read.
thick
thicker
thickest

My homework assignment is very .......... It's too difficult.
hard
harder
hardest

This is the ......... road I've ever seen!
long
longer
longest

Richard is pretty high-strung. However, his brother is much ......... in comparison.
calmer
calmest
calm

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

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

Turtles are .........; however, rabbits are fast.
slow
slower
slowest

That music is really .........! Can you turn it down, please?
loud
louder
loudest