The professor’s voice was __________, droning on and on like a robot.

He is installing __________ panels on his home to generate electricity from the sun’s energy.

Did you know that every person’s fingerprints are __________?

I prefer __________ when studying for a test because I can easily get distracted when I am with other people.

A __________ in a play can be difficult since there is only one actor performing.

He will never believe that I have a pet __________!

Dan will sing a __________ all by himself in the talent show.

Some might say my life is __________, but I like doing the same thing everyday.

The chorus recited their lines in __________.

A unicorn is an extinct animal that no longer exists.

A trip to a theme park will probably not be monotonous.

You will have a copilot on a solo flight.

A monologue requires only one person.

A group can sing in unison.

Our solar system revolves around the Earth.

You would probably not find solitude at a concert.

A monotone voice is pleasant to listen to.

If you unify people you are bringing them together.

Brown eyes are pretty unique.