Non-defining relative clauses — Reading People: The Science of Dark Personalities
Grammar: Non-defining relative clauses
Free ESL grammar exercise on non-defining relative clauses themed around reading people: the science of dark personalities. Printable worksheet from classplan.ai.
What's on this worksheet
A Level 4 (upper intermediate) ESL grammar exercise on psychology, practising non-defining relative clauses. The worksheet has a short reading excerpt, a grammar reference and graded practice items.
From the reading
Professor Robert Hare published a checklist of 20 traits, which is still widely used today. Dr Karen Mitchell, who spent 30 years as a business consultant, became fascinated by a gap in this research.
Grammar: Non-defining Relative Clauses
- Form with who
- Use who for people: Dr Mitchell, who spent 30 years as a consultant, began a PhD. Always add commas.
- Form with which
- Use which for things: The checklist, which was published in 1980, is still used. Never use that.
Sample items
- Professor Hare published his checklist in 1980. It changed how psychopathy was studied. → Professor Hare published his checklist in 1980, ______ changed how psychopathy was studied.
- Dr Mitchell interviewed social workers. They described the same traits again and again. → Dr Mitchell interviewed social workers, ______ described the same traits again and again.
- The PhD took five years to complete. It drew on interviews from many fields. → The PhD, ______ took five years to complete, drew on interviews from many fields.
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