defining and non-defining relative clauses

Which of the following sentences contains a defining relative clause?

• A. The book, which I bought yesterday, is on the table.

• B. The book that I bought yesterday is on the table.

• C. My brother, who lives in Madrid, is visiting us next month.

• D. Lisa, who is my best friend, has just called me.

Identify the sentence with a non-defining relative clause.

• A. The woman who called you yesterday is my teacher.

• B. The car that he drives is very fast.

• C. My sister, who is a nurse, works in a big hospital.

• D. The books that are on the desk belong to me.

Complete the sentence with a non-defining relative clause. "Our house, (a)   is over 100 years old, needs a lot of repairs."

Complete the sentence with the correct non-defining relative clause. "Mr. Johnson, (a)   is retiring next month, has been a great mentor to many students."

Choose the option that correctly completes the following sentence with a non-defining relative clause: "George Washington, ________________, was the first president of the United States."

• • A. that was a general in the American Revolution

• B. who was a general in the American Revolution

• C. who he was a general in the American Revolution

• D. , who was a general in the American Revolution,

Choose the sentence with a defining relative clause.

• A. The dog, which is black, is barking loudly.

• B. The dog that is barking loudly is black.

• C. My friend, who lives in Paris, is coming to visit.

• D. The cat, who is sleeping, is very cute.

Find the sentence with a non-defining relative clause.

• A. The boy who is playing in the park is my cousin.

• B. The car that he drives is very fast.

• C. My aunt, who is a doctor, lives in London.

• D. The flowers that are in the garden are blooming beautifully.

Which sentence contains a defining relative clause?

• A. The house, which is white, is very old.

• B. The house that is very old is white.

• C. My teacher, who is very strict, gave us a lot of homework.

• D. The bird, who is singing, is sitting on the tree.

Fill-in-the-Blank Questions

Complete the sentence with the correct relative clause. "The laptop (a)   I bought last week has already stopped working."

Complete the sentence with the correct non-defining relative clause. "Mr. Johnson, (a)   is retiring next month, has been a great mentor to many students."