He slowed the bleeding by pressureto the wounds until the ambulance arrived.

Who do you think will be in charge of __________ so important a conference?-Mr.White,mayor of the city.[ ]

The number of people invited ______ fifty, but a number of them ______ absent(缺席) for different reasons.

I think Lucy is the best dancer in the world.— I agree with you. No one can dance__________.

If we forgave criminals, we might become a society of endless excuses no one accepts responsibility for anything．