I.

1. Have you ever worked in a shop? 2. I worked at my uncle’s shop when I was younger. 3. It’s the first time I have been on a ship. 4. Ann is looking for her key. She can’t find it. She has lost her key. 5. How many symphonies did Beethoven compose? 6. Have you had a holiday this year yet? 7. Have you seen any good films recently? 8. He hasn't had any problems since he came here. 9. She has changed a lot since she left school. 10. I have seen this film and I don’t want to see it again. 11. Jazz originated in the United States around 1900. 12. Tom Hanks has already won an Oscar several times. 13. Long ago, they built most houses out of wood. 14. Scientists still haven't found a cure for cancer. 15. Sean has never eaten Chinese food before. 16. In my first job, I was responsible for marketing. 17. The first modern Olympics took place in Athens more than a hundred years ago. 18. I am writing in connection with the advertisement which appeared in December.

II.

1. We have lived here since 1997.

2. I've been ill for two days.

3. How long have you known him?

4. Susie saw a good film last night.

5. We've just finished our homework.

6. I've already written three letters.

III.

Helen: That's a nice tennis racket. Is it new?

Andy: No, I have had it for about a year, but I haven't played with it very      much. I bought it in Florida.

Helen: When did you go to America?

Andy: I went there with my family in the spring.

Helen: What was it like?

Andy: Great! I stayed with my pen-friend.

Helen: Is your pen-friend American?

Andy: Yes. I have had an American pen-friend for two years. He came to England last summer.

Helen: I didn't meet him.

Andу: No, you were on holiday in Turkey.