What impressed me most in his report lies in the words to bring about an _________ of the conditions of the working men and women.
Of all the works Stevenson has written, Treasure Island is probably his _______ work.
The reason for their failure, you know, was _______ they didn’t get fully prepared for it.
John promised his parents he _______ not smoke again, and he has not smoked ever since.
My brother left home five years ago. I _______ nothing from him up to now.
The power to our region has been _______ by the heavy snow.