1. I haven't seen Keith.......since...... Christmas.

2. She's been in China....for..... a long time, but she's .....never....... visited the Great Wall

3. He's worked for this company....for...... many years, .........since....... 1976, i guess.

4. we have been friends...since...... we were children, and i've....never.... liked anyone as much as i like him

5. i've known him....for.... over ten years, but i've ...never...... met his parents.

6. we haven't had a barbecue......since..... last summer. Have you.....ever..... had a barbecue.

7. His wife, Carrie, is a desginer. She has her own studio.....for...... six months, ......since..... 8th June.

8. My uncle has been at my house.....since...... yesterday. Have you......ever...... met him? - no, ......never.......

9. I've known him.....for....... ages, but i haven't seen him.....since... i was at university.

10. Sue has lived in London ......for...... the last few years but she's ....never... gone to Big Ben. Have you.......ever..... gone there?