Speaking看一篇听一篇然后回答问题 text-> university decision : no parking of first year undergraduate student to reduce traffic problem. conversation-> The man doesn’t agree, because there are 8,500 freshmen applying for school parking. The decision won’t resolve the traffic problem. University should build new parking lots. For example, there is a empty space behind football play grounD、text-> extinction of behavior(意思是行为得不到reward就会停止，最后消失) extinction, people tend to 6 repeat their behavior when rewarded and stop when ignoreD、lecture-> 举了个例子说明text，妈妈带小孩儿到grocery，小孩儿一看到cookie就大哭不止，妈妈怕丢人妥协买了cookie；以后小孩儿还会这样；妈妈为了让小孩儿停止这种坏习惯，在小孩儿哭得时候，ignore him， allow him crying；以后小孩儿就不这样了。