They are kept in the Andersen Museum today和They are kept today in the Andersen museum两者意思都是一样的,只是表时间的today放的位置不同!这在许多语言中都是相通的!比如:he now is not at home.和he is not at home now!意思都是一样的!
One day on the street he met a man who once treated him badly.这里的once是曾经的意思!这句话是个定语从句!意思是:一天他碰到个曾经对他很坏的人.