ed vs ing adjectives

She's a big dog but you don't need to be ___.

• frightened

• frightening

The instructions for my new coffee machine are really ___.

• confused

• confusing

I loved my maths teacher! Lessons with her were never ___.

• bored

• boring

That shop never has any customers. I'm ___ it's still there.

• surprised

• surprising

The battery on my phone only lasts about two hours. It's really ___.

• annoyed

• anooying

I was ___ that I didn't get the job.

• disappointed

• disappointing

I'm reading a really ___ book.

• interested

• interesting

The children were so ___ they couldn't sleep.

• excited

• exciting

Trying to understand English grammar can be so __.

• frustrated

• frustrating

John was __ when he went parachute jumping for the first time.

• terrifying

• terrified