B1 · Intermediate
Relative clauses · Defining/non-defining
Defining and non-defining relative clauses
Estimated study time: about 47 minutes
Meaning and purpose
who/which/that/where with and without commas
Examples
The man who called is my boss.
Correct versus incorrect
Correct
The man who called is my boss.
Incorrect example
No paired incorrect sentence has been authored for this lesson yet.
Common misconception
that in non-defining; comma use
Practice and review
This lesson has 44 exercises. Choose how you want to practise.
One question at a time
Check each answer as you go and see the explanation straight away.
Answer all, then check
Work through every question first, then submit once for your result.