when he was set free after twenty years in *,he was amazed at the changes he found请问这句话的意思,并分析这个句子.
问题描述：
when he was set free after twenty years in *,he was amazed at the changes he found
请问这句话的意思,并分析这个句子.
答
当他坐了二十年牢被放时，他对他所发现的改变而感到吃惊。
答
他在*呆了二十年,出狱后,他对周围的变化感到很惊奇.
when he was set free after twenty years in * 是表示时间的从句；
was set free：被释放 in *在*
he was amazed at the changes he found.是句子的主体部分.
was amazed at：对···感到惊奇.he found修饰the changes
就是这样!