had been given是什么时态

　　例句：

　　1、They had been given an unfair advantage.

　　他们得到了不公正的好处。

　　2、The description which he had been given was brief and to the point.

　　给他的描述言简意赅。

　　3、Thai Airways said the plane had been given clearance to land

　　泰国航空公司说，该飞机已经得到降落许可。

　　4、He had been given less than a one in 500 chance of recovery by his doctors.

　　他的医生们认为他康复的几率不足1/500。

　　5、Just as it had been given up for lost, the book was found.

　　正当大家认为书已丢失时，这本书却被找到了。

　　6、They suspected that the secret had been given away.

　　他们怀疑秘密已经泄露。

　　7、The mouse at once asked what name had been given to the third child.

　　老鼠看到它回来，立刻问它这第三个孩子起的什么名字。