V.Put a tick if the relative pronoun in the following sentences can be deleted, and put a cross if it is not.
1. We lit a fire, which soon dried out clothes.
2. The report, which should have taken an hour and a half, took three hours.
3. The children who I was looking after were terribly spoilt.
4. She thanked him for the kind help that she received.
5. There wasn’t any directory in the telephone box from which I was phoning.
6. The man who was driving us didn’t know the way.
7. The Smiths, whose house was destroyed in the explosion, were given rooms in the hotel.
8. The car which we hired from the airport broke down on the road.
9. My boss, who I really wanted to see, was too busy to meet anyone.
10. Mr. and Mrs. Jones, who were out playing cards, knew nothing of the burglary.