---I was trying to carry out the plan, but I failed.---Well, you _____, for we were uncertain it would do ____.
------I will not come here tomorrow. --------___________to me, because I don’t care.
David said that it was ____________ his strong interest in computers that he chose the course.
It’s not what we do once in a while _________ shapes our lives, but what we do consistently.
There’s some doubt __________he’ll keep his promise.
Do you know ____John is getting on well with his studies?