1. My dentist's appointment is for next Wednesday(to)
2. You will find me waiting for you outside the station(be)
3. What's on your mind at the moment?(about)
4. I find working here really enjoyable(enjoying)
5. How long is that wall?(does)
6. She doesn't have her dictionary with her; it's at home(has)
7. Paul is different from what he used to be(changed)