Every man has his faults. We should, therefore, learn to be ______ of others.
Was it in the waiting room ______ only allows mothers-to-be to enter that you lost your wallet?
Is it the years _______ you worked in Africa as a doctor _______ have a great effect on your literary works?
Young people who have got jobs may realize university lessons can’t be the only preparation for all of the situations ________ appear in the working world.
Today the public is much concerned about the way _______ .
It was in the factory _______ his friend worked _______ he picked up a lot of experience.