Failure is never pleasurable, but it can make a positive contribution to your life ____ you learn to use it.
— I’ve read another essay this week. — Well, maybe _____ is not how much you read but what you read that matters.
— Did you take enough money with you? — Yes, but I spent _______ I had expected.
Bad habits, ____formed, are difficult, and sometimes impossible to shake off.
Only when you leave your parents for college education _______ how much you love them.
The cause he had devoted himself to _______ a perfect success.