谁能解析一下这句英语

题目

谁能解析一下这句英语
One of the most remarkable of migrations in that taken each fall by the North American monarch butterfly.这句话中in that take怎么划分开,我不明白这句的谓语动词是taken?那in和that起什么作用,这句话的整体翻译我知道,就是不明白in that taken这处怎么用的的...

答案

taken----by--,过去分词表被动,“发生、进行”的意思.in that 表示地点,地点状语此句话少了谓语“is",正确的应为：One of the most remarkable of migrations in that is taken each fall by the North American mon...