writing 1
阅读：罗马的灭亡和兴盛是同样的原因：一是strong army， 二是unchallenged power of empire，三是wealth and tax
听力： 同意， 一，officers in the army are not roman, want to build their own army.
二， emperor built many palaces, ....
三， high tax, farmers 承受不起，请求army help
writing 2 20100828NA
People care more about public recognition than about money. Even if no more money is given, public recognition can still make people work harder.