1. Int 9 Grammar 2

2. Because and since We switched on the fan since the afternoon was so hot. They don't like the city because they find it too noisy and polluted.

3. Exercises He is angry with us. We ignored him yesterday. (because) It was getting late. I decided to spend the night with my aunt on Lark Road. (since) I shall have to wake up quite early tomorrow morning. We are leaving at six o'clock. (because)

4. They came up to congratulate me. I had won the race. (since) There was no one to meet him at the airport. He had told no one when he was returning. (since) He had missed the bus. he decided to take a taxi to the office. (since)

5. (even) though / although Sarah didn't come, even though she said she would. We hardly ever see them although we live in the same city.

6. She is coming this morning although I don't know exactly when. The restaurant serves good, though expensive, food.

7. Unless = If….not Unless a new theory emerges = If a new theory does not emerge… If you don’t take an IQ test, the company won’t consider your application. (unless) Unless you take an IQ test, the company won’t consider your application.

8. If it rains tomorrow, we won’t go to the beach. If it is not sunny tomorrow, we won’t go to the beach. We’ll go to the beach tommorrow unless it rains. We won’t go to the beach tomorrow unless it’s sunny.

9. Unless or provided 1. I'm playing basketball tomorrow unless / providing it's raining. 2. We're going to start painting the wall tomorrow unless / provided it's not raining. 3. You can smoke in here unless / as long as you leave a window open to let the smoke out.

10. 4. The children can stay here unless / providing they don’t make too much noise. 5. I am going now unless / provided you want me to stay. 6. Mary doesn't trust anyone. She won't lend you any money unless / as long as you promise to pay her back.

11. As long, provided, unless 1.She is a sweet person …………….. That you don’t contradict her. 2.You can’t borrow my camera ……………… you’re prepared to buy me a new one if you break it. 3.You can borrow my camera …………….. That you buy me a new one if you break it. PROVIDED UNLESS PROVIDED

12. 4. Camping is fun ……………. as you don’t forget the torch and the can-opener. 5. Camping is fun ……………. you forget the torch and the can-opener. AS LONG UNLESS

13. Even though or even if 1) Peter refused the offer _______________ he needed the money. 2) ________________ Mary has a car, she walks to work. 3) James won't sell his car __________________ you offer him a good price.

14. 4) ____________________ the man was blind, he walked to the station. 5) We go running every day, _______________ the weather is bad.