(2013·四川省攀枝花市二模)________ we’ve set our mind on the goal, we must go through with the task

Excuse me, can I smoke here –No, ______.

Youlook upset. What’s the matter—Ihad my proposal ___________ again.

The manager wants to see progress in the company, and I am sure that he will_____.

Eventually I reached the point _____ I was beginning to enjoy my work. [ ]