ADJECTIVE CLAUSE

Who, Which, That

• I thanked the woman
She helped me.
I thanked the woman who helped me
I thanked the woman that helped me


• The book is mine
It is on the table
The book which is on the table is mine
The book that is on the table is mine 

Whom, Which, That

• The man was Mr. Jones
I saw him
The man whom I saw was mr.jones
The man that I saw was mr.jones


• The movie wasn’t very good
We say it last night
The movie which we saw last night wasn’t very good
The movie that we saw last night wasn’t very good 

Whose

• I know the man
His bicycle was stolen
I know the man whose bicycle was stolen


• The student writes well
I read her composition
The student whose composition I read writes well


• Mr. Catt has a painting. Its value is inestimable
Mr. Catt has a painting whose value is inestimable

Where

• The building is very old
He lives there (in that building)
The building where he lives is very old

When

• I’ll never forget the day
I met you then (on that day)
I’ll never forget the day when I met you
I’ll never forget the day that I met you