Though the impressionists’ paintings were not popular when they first appeared, they are now accepted as the beginning of ______ we call “modern art”.
Many experts hold the view _____ teacher development is ____ the key to better education lies.
_____ that he has no qualifications in business management, Ken plans to gain the necessary skills by taking a part-time course.
The river _____ banks used to be covered with fruit trees and flowers is now seriously polluted.
--How did you do in the test? --Not so well. I ____ much better but I misread the directions for Writing.