1. these trousers is/are too big. 2. money doesn’t/ don’t make you happy. 3. the information i got was/were wrong. 4. the traffic is/are very heavy today. 5. let me give you an/some advice. 6. maths is/are my favourite subject. 7. darts is/are my favourite game. 8. the cabin crew is/are very helpful. 9. my luggage has/have been lost. 10. her hair is/are very long. 11. their furniture is/are so modern and luxurious. 12. money is/are all you need for the trip. 13. the police is/are investigating the murder. 14. the news was/were very depressing. 15. the stairs is/are very steep. 16. his new sunglasses is/are very cool. 17. physics is/are a very boring subject. 18. put your bags on the scale/scales. 19. i’ve got a lot of work/works to do today. 20. my sister has beautiful long, blond hair/hairs. 21. billiards is/are a very interesting game. 22. the information is/are so urgent.