Defining/Non-defining relative clauses

Study the situation and then decide whether the following relative clauses are defining or non-defining. Think about vital or extra information. Choose the sentence without commas (defining clause) or with commas (non-defining clause).

I have three brothers. 

Study the situation and then decide whether the following relative clauses are defining or non-defining. Think about vital or extra information. Choose the sentence without commas (defining clause) or with commas (non-defining clause).

I have one sister. 

Study the situation and then decide whether the following relative clauses are defining or non-defining. Think about vital or extra information. Choose the sentence without commas (defining clause) or with commas (non-defining clause).

Bob's mum has lost her keys.

Study the situation and then decide whether the following relative clauses are defining or non-defining. Think about vital or extra information. Choose the sentence without commas (defining clause) or with commas (non-defining clause).

Mr Robinson is very famous. 

Study the situation and then decide whether the following relative clauses are defining or non-defining. Think about vital or extra information. Choose the sentence without commas (defining clause) or with commas (non-defining clause).

Tamara has two cats. Both of them are black.

Study the situation and then decide whether the following relative clauses are defining or non-defining. Think about vital or extra information. Choose the sentence without commas (defining clause) or with commas (non-defining clause).

Kevin has four cats. Two of them are black. 

Complete the sentence with a relative pronoun or omit the pronoun whenever possible. More than one choice is possible.

The train ........ goes to Manchester leaves at midday.

Complete the sentence with a relative pronoun or omit the pronoun whenever possible. More than one choice is possible.

Show the book .... you bought yesterday.

Complete the sentence with a relative pronoun or omit the pronoun whenever possible. 

Mary, ........ worked as a secretary for more than thirty years, retired last month.

Complete the sentence with a relative pronoun or omit the pronoun whenever possible. More than one choice is possible.

English is a subject..... I’ve always been good at.

Complete the sentence with a relative pronoun or omit the pronoun whenever possible. 

Paul, ......... car was stolen yesterday, is a very good driver.

Complete the sentence with a relative pronoun or omit the pronoun whenever possible. More than one choice is possible.

Are these the magazines .......you were looking for?

Complete the sentence with a relative pronoun or omit the pronoun whenever possible. 

My brother, ...... is studying in Britain, is twenty.

Complete the sentence with a relative pronoun or omit the pronoun whenever possible.

The cinema, ...... holds more than a hundred people, was almost empty yesterday.

Complete the sentence with a relative pronoun or omit the pronoun whenever possible. 

I know the boy ....... father is an accountant.

Complete the sentence with a relative pronoun or omit the pronoun whenever possible.

This is the place ........ I was born.