що це означае: what size shoes do you wear?

Нужно роскласть в пропуски такие слова: cheaper more expensive
the cheapest the most expensive
The chair is--------------- than the armchair.
The armchair is -------------- than the bed.
The armchair is---------------- than the chair.
The bed is ------------------- than the chair.
The bed is ------------------ than the armchair.
The bed is -------------------------------------------- .
The chair is ------------------------------------------ .

______and ______.4. Which shoes do you like most? ______or ______?5. ______’s why they accepted his proposal.6. ______is Ann speaking.7. After______ they decided not to come.8. ______will do.9. I’ll take______ books.10. He’s been waiting______ three weeks.11. She went to______ doctor and ______, no result.12. ______day was the worst of his life.13. I’m tired out.______ ’s why I’m going home early.14. George likes Mary, but she doesn’t like him. ______’s what annoys him.15. The engine starts and the light goes on. ______’s when you press the button.16. ‘They’re getting engaged in April.’ ‘ ______’s marvellous.’17. ______was the biggest mistake in his life.18. ‘We’re moving to London.’ ‘ ______’s fantastic!’19. ______ is what I think.20. ______will help her to come in time. Помогите пожалуйста=)