Disasters
1．灾难事件时有发生
2．造成灾难的原因
3．人类对待灾难的态度
When it comes to disasters, quite a lot of people believe they will come across sudden disasters in their life. To begin with, natural disasters like earthquakes, flood and draught occur now and then; in addition, diseases like Sars, cancer and tumor will attack people unexpectedly; last but not the least, car accide..