They didn’t turn up at the meeting yesterday. Otherwise, they _________ the report.
____is certain is ___prevention is more important than treatment .
Of one thing I am certain _____ hard work contributes to good results.
Being a good listener is a kind of quality and that’s ___ it takes to keep friendship.
Does it make any difference __________ he refuses or accepts the invitation?
---Will you please stop that ? I’m doing my homework.---I don’t see____it bothers you.