定语从句语序怎么区分（定语从句怎么判定）

定语从句语序是陈述语序，即主语在前，谓语在后。例如： He is the man who I am looking for. This is the best film that I have ever seen. 定语从句也有用倒装语序的。例如： There is a blackboard in the room, on which were written such words" Learn from Lei Feng".