关于本月AWA机经的几道新题

想问一下，这些都是本月的AA机经吧？那这些题的原文谁有呢？找了半天没找到

1.P Airline,去年profit下降，油价上涨，今年新开了航班，business analyst说今年新开的航班导致去年profit decline, therefore, new flights must be eliminated.

2.Werneria tourism declined for past five years, because the pollution make their national parks become less attractive than before. They find a huge mineral deposit at the national park area, so the advisor indicate that let the mining company to explore the deposit. ...... Permitting the mining of the deposit is the best way to thrive economically.
            

3.一个地区某所大学的graduate students很难在college找到教书的职位。但是这个情况很快会得到改变，因为10年内到达读大学年龄的人会有较大幅度的增长。所以作者project未来十年内所有graduate students，包含某大学graduate students在内找工作的前景会变好。

4.记得是说Greentree公司的食品店销售额一直高但是利润持续下降，于是要通过lay off 10 employees each store，eliminate expensive food display and free sample和与另外一家高档咖啡店合作以吸引那家咖啡店的客户这三种方式来提高利润。