Non-Defining Relative Clauses

Master extra information with commas

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Exercises
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82.1 Match the Pictures to the Correct Sentences

Statue
Car Crash
Dog Walk
Sports Car

82.2 Cross Out the Incorrect Words in Each Sentence

Lecture
The lecture, which / who had been scheduled for 3pm, was canceled at the last minute.
Sweater
My new sweater, who / which is made of wool, cost $40.
Students
I teach many international students, many of that / whom are Indian.
Cat
David's cat, who / which is usually very calm, just scratched me!
Optician
My wife, who / that is an optician, enjoys her job very much.
Daughters
He has two daughters, both of who / whom are lawyers.

82.3 Rewrite the Sentences, Adding Commas Where Necessary

My rabbit which I haven't seen for days is still missing.
I've recently bought a house which I'm now decorating.
My nephew who is only seven years old is learning to play the violin.
The singer thanked her fans many of whom were at the event.
My car which I only bought last week has already broken down.
Jill who has worked here for 15 years is extremely reliable.

82.4 Mark Whether Each Relative Clause Is Defining or Non-Defining

The Algarve, which is in Portugal, has some amazing beaches.
Defining
Non-defining
I'm working with someone who is always late for work.
Defining
Non-defining
The fans, many of whom had traveled far, were delighted.
Defining
Non-defining
I own so many books, most of which I've never read.
Defining
Non-defining
Sula's wearing the necklace that you bought her.
Defining
Non-defining

Answer Key

82.1 Match Pictures
1. The Statue of Liberty, which is on a small island, is popular with tourists.
2. Someone crashed into my brand new car, which I only bought last week.
3. Sam has a lovely dog, which he takes for a walk each morning.
4. Den has a new sports car, which he spent all his savings on.
82.2 Cross Out Incorrect
1. who
2. who
3. that
4. who
5. that
6. who
82.3 Add Commas
1. My rabbit, which I haven't seen for days, is still missing.
2. I've recently bought a house, which I'm now decorating.
3. My nephew, who is only seven years old, is learning to play the violin.
4. The singer thanked her fans, many of whom were at the event.
5. My car, which I only bought last week, has already broken down.
6. Jill, who has worked here for 15 years, is extremely reliable.
82.4 Clause Type
1. Non-defining
2. Defining
3. Non-defining
4. Non-defining
5. Defining