If you are absent-minded while reading, you are more_________ to make mistakes.
—May I ask a question after class, Sir? — __________, but not during my lunch break.
Many people have fully realized it's important to keep __________ balance of __________ nature. Otherwise, humans will be punished by it.
He lost his __________ and fell off his bicycle.
—Do you need any help, Lucy? —Yes. The job is __________ I could do myself.
Mr. Black is very happy because the clothes made in his factory have never been __________.