Curated OER
ESL Writing Lesson - Using Non-Defining Relative Clauses
Students review the differences between defining and non-defining clauses, and then go on to a writing exercise which employs non-defining relative clauses to expand a basic story outline.
University of Victoria (Canada)
Elc Study Zone: Adjective Clauses
Defines and provides examples of adjective clauses (defining and nondefining or restrictive and nonrestrictive). Link to exercises.
Bartleby
Bartleby.com: The King's English: Defining and Non Defining Clauses
This chapter from the 1908 book by H.W. Fowler defines, explains, and provides examples of two types of relative clauses, defining and non-defining (more commonly known now as restrictive and non-restrictive). The information is very...