Ответ:
1) I've got something in my eye.
2) There is someone at the door.
3) We haven't heard anything about Peter. Is he ill?
4) Do you live anywhere near Mandy?
5) Someone wants to see you.
6) Has anyone seen my bag?
7) My teacher asked me something.
8) Can I have something to drink?
9) Don't worry. Anyone can tell you where the post-office in this town is.
10) I don't know anything about it.