The mayor is strongly opposed to _____ a new hall, which may cost a lot of money. 

 _____ as the most excellent student in her university, as most classmates had expected, made her parents very happy.

The time and effort he has devoted during the past few years ______ trees in that remote area is now considered to be of great value.

Nobody but doctors or nurses and those __________ by Dr. Hu ________ to enter the patient's room.

.This isn’t the most difficult one of the new words that ______ me in the passage.