一 、关系代词的选择及可否省略
The man who / that lives next door is a writer.
The woman (who / whom / that) I visited last week is a famous writer.
Beijing is the city which / that has got the chance to host the 2008 Olympic Games.
A dictionary is a book ( which / that) you can use to learn more words.
The little boy whose eyes are blue is holding a dog.
We study in the classroom whose door / the door of which faces south.