Equipped with modern facilities,today's hospitals are quite different from __________ of the past.
With ______ help of his teachers, he made ______ great progress in his study.
I _____ in the street when someone _____ me.
The number of people who _______ invited to the meeting _____ fifty, but a number of them _____ absent for different reasons.
The early pioneers had to _____ many difficulties to settle down on the new land.
The teacher called Tim’s mother ________ what he had done in the test.