高考英文作文：怎样能用词更恰当更地道呢?请给我一些地道的词并具体讲下英式思维

地道的词：Last night, cacho dreamt of service for the 2008 Beijing Olympic Games, she is helping foreign friends know about China. She talking to them for a long time and take them visited some places of interest. The foreign friend thank cacho quagliarella, she speaks English very well.