Passing my driver's test was a difficult ________.
challenge
Tina's surprise birthday party was a great ________.
success
It's a great ________ to win a gold medal at the Olympics.
achievment
It's not an easy ________ to legally change your name.
process
I think washing the dishes is a boring ________.
chore
I'd love to have an ________ to travel to Argentina.
opportunity
I'm ready for a ________ in my style. I want a new hairstyle.
change
My class is doing a ________ about the Solar System.
project