1. Everyone will be present at the conference, won't they?
2. Nobody has ever thought about it, have they?
3. Something should be done to help them, shouldn’t it?
4. I used to live in this street, didn't I?
5. He never used to drink coffee, did he?
6. We need a new washing-machine, don't we?
7. You needn’t worry about ir, do you?
8. Everyone is informed about it, are they?
9. Nobody phoned me today, did they?
20. No one agrees with him, do they?
