Comparative and superlative

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

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

Thomas is ......... than his girlfriend.

You have been the ......... disappointment this year. Your work performance has been very poor.

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

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

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

This is the happiest moment ......... my life.

I think rain forests are the most important regions ......... Earth. Humans would die without them because they create so much of the oxygen we breathe.

Mike is ..... than Fred.