六、翻譯

　　87，The university authorities did not approve the regulation,____(也沒有解釋為什么)： and they didn’t explain the reasons, either。

　　88，Jane is tired of dealing with customer complaints and wishes that she_____(能被分配做另一項工作)：could be assigned to do another job。

　　89，John rescued the drowning child_____(冒著自己生命危險)： at the risk of his own life。