The theory most scientists objected to in the end .
_____is our belief that improvements in health care will lead to a stronger , more prosperous economy.
The manager_____ the workers how to improve the program since 9 a.m.
______ I always felt I would pass the exam, I never thought I would get an A. A. While B. Once C. If D. Until
--- Shall we go to the art exhibition right away? ---______.
Some people’s lack of basic morals is turning our society into one ______ those in need will be unable to expect help from others.