Relative clauses

Complete the sentences with a relative pronoun and a comma (,)before it if necessary.

Bill Gates (a)   role in Microsoft has changed, now does a lot of charity work.

The Mini (a)   is still made in Oxford, is a classic British car.

Patricia Cornwell was the writer (a)   possibly solved the mystery of Jack the Ripper.

There's Sherlock Holmes museum on Bakery Street (a)   the fictional detective lived.

My grandfather (a)   is seventy-eight, still works as a lawyer.

The town (a)   I grew up has changed a lot since I was young.

The Mona Lisa (a)   was painted in the 16th century, is worth millions of pounds.

Isn't she the designer (a)   furniture won the National Design Award?

Rewrite the next 5 sentences again. Leave the relative pronoun if it isn't necessary. If the pronoun is necessary rewrite the whole sentence as it is.

Example: The man who I spoke to was tall and slim. - The man I spoke to was tall and slim.

The person who I feel sorry for is Jeff.

(a)  

This is the book which won the Nobel Prize this year.

(a)