1. I'm seeing the dentist on Friday morning at 10 o'clock. 2. Our cat has been missing for five days. 3. At last! I've found my contact lens. 4. As soon as I opened the front door it was obvious that the house had been burgled. 5. I didn't get on very well with my father when I was young, but I do now.6. I hadn't been working for very long when I was interrupted. 7. Who's been smoking? Can't you read? There's a 'No Smoking' sign in here. 8. I'll have finished this book by tonight. 9. He's been writing a novel for the past ten years. 10. Don't come at 7.00. We'll be having supper then.