Answer:9. Get on in life - To make progress or succeed in life, often in terms of career or personal development.10. Look after - To take care of someone or something.11. Under the weather - Feeling ill or unwell.12. Wear thin - To become less effective or less convincing over time; to lose its appeal or impact.13. Burn up - To be very angry or to use up something rapidly (e.g., fuel); also can mean to be consumed by fire.14. Out of the blue - Unexpectedly or without warning; something that happens suddenly and surprisingly.15. Commit to memory - To memorize something or learn it so well that you can recall it easily.16. Cry over spilled milk - To waste time worrying about something that has already happened and cannot be changed; to be upset about something minor.17. Kill two birds with one stone - To achieve two goals with a single effort or action.18. Keep an eye - To watch or monitor something carefully.19. Face the fact - To confront or accept the reality of a situation, even if it is unpleasant.20. Take it or leave it - An offer or proposal that is final and not open to negotiation; you either accept it as it is or reject it.