-ed or -ing?

Niagara Falls amazes people when they see it. I was absolutely ________ when I finally saw it.

• amazing

• amazed

She interests me. I am _________ in her.

• interesting

• interested

Niagara Falls amazes people when they see it. It's an _______ sight.

• amazing

• amazed

The book bores me. I am ________.

• boring

• bored

She interests me. She's an ________ person.

• interesting

• interested

My grandfather's stories used to amuse us. They were ________ stories.

• amusing

• amused

The work tired me. It was very __________ work.

• tiring

• tired

The bear frightened me. It was a __________ bear.

• frightening

• frightened

The work was very tiring. We all felt _________ after doing the work.

• tiring

• tired

My grandfather's stories used to amuse us. We were _________ by our grandfather's stories.

• amusing

• amused