Exercise 1 Match the words in Column A with those in Column B, and then fill in the blanks with proper expressions. Remember that each may be used only once. Column A Column B primary impact closing purpose relaxed wish positive time sincere at mosphere 1. The ______________ of this program is to make more profit. 2. It is my _____________ that you live a happy life on campus. 3. You are supposed to leave this lab before its _____________. 4. I expect to have a heart-to-heart talk with him in a __________________. 5. This traveling experience will have a ______________ on his future work and life.