4. Tom (just / arrive) home. 5. I (play) the piano for five years, and then I changed instruments.
6. (you / tidy) your room yet?
7. This writer (write) her first book ten years ago.
8. I (already / see) this film, so I don't want to watch it again.
9. Tony (not win) a music competition yet, but we're hoping he will.
10. I (see) my friend Nita at the music festival yesterday.
11. (you /be) at the classical music concert last week?
12. Nick and Peter (just / drive) into town.

Tom has just arrived home.

5. I have been playing the piano for five years, and then I changed instruments.

6. Have you tidied your room yet?

7. This writer wrote her first book ten years ago.

8. I have already / seen his film, so I don't want to watch it again.

9. Tony has not t won a music competition yet, but we're hoping he will.

10. I (saw my friend Nita at the music festival yesterday.

11. Were you ) at the classical music concert last week?

12. Nick and Peter have just / driven into town.