急求求大学英语对话,如下题.Situation1Talk with your partner about the cau

急求求大学英语对话,如下题.
Situation1
Talk with your partner about the causes of an earthquake,the damages it brings and the ways to cope with it.
Situation2
A and B are discussing whether people should ge plastic surgery or not .A holds an affirmative attitude while B a negative attitude.
Situation3
You have just heard of the Sichuang Earthquake.Share what you know about this earthquake(scale,casualties,rescue work,etc.)with your partner,and discuss what you can do to help the people there..