The teacher reported to the headmaster how the class meeting ________ the day before.
During the examination we are required to stay in our seats, keep our eyes on our work, ____ to anyone.
________ these experiments were successfully completed would we think of going into humans.
Currently, many American women are still faced with the ________ of choosing between work and family commitments.
Tony ________ full marks, but he was so careless as to make a spelling mistake.
Recently some Japanese have been trying to make conflicts with China, ________ effects we are greatly concerned.