87，The university authorities did not approve theregulation,____(也沒有解釋為什么)
88，Jane is tired of dealing with customer complaints and wishesthat she_____(能被分配做另一項工作)
89，John rescued the drowning child_____(冒著自己生命危險)
90. George called his boss from the airport but it__________________(接電話的卻是他的助手)
91，Although he was interested in philosophy,______(他的父親說服他)majoring in law。
答案：
87.and didn’t explain the reasons either
88.could be assigned to do another job
89.at the risk of his own life
90.turned out to be his assistant
91.his father talked him into
