She spent as much time as she could _____ over her lessons.
I am disappointed because I ______________my favourite writer yet.
---- Am I bothering you, Black? ---- No. ______ , I like you to be with me.
_____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