Fill in is or are. 1. be careful! those scissors ... very sharp. 2. maths ... john’s favourite subject at school. 3. the police ... investigating the crime. 4. these trousers ... too big for me. 5. the stairs in my house ... made of wood. 6. his new furniture ... very modern. 7. the weather ... going to be bad this weekend. 8. my advice ... that you get a new job. 9. his new clothes ... very fashionable. 10. the team ... all training hard for saturday’s match. 11. the money in the jar ... for this week’s shopping. 12. my pyjamas ... not on my bed. where ... they? 13. mumps ... a childhood disease. 14. my luggage ... in the car already. 15. your hair ... very long again. 16. tom’s gloves ... made of soft leather. 17. the class all ... working on a project together. 18. athletics ... my favourite sport. 19. my shoes ... too small for me now.

1. Be careful! Those scissors are very sharp.
2. Maths is John’s favourite subject at school.
3. The police are investigating the crime.
4. These trousers are too big for me.
5. The stairs in my house are made of wood.
6. His new furniture is very modern.
7. The weather is going to be bad this weekend.
8. My advice is that you get a new job.
9. His new clothes are very fashionable.
10. The team are all training hard for Saturday’s match.
11. The money in the jar is for this week’s shopping.
12. My pyjamas are not on my bed. Where are they?
13. Mumps is a childhood disease.
14. My luggage is in the car already.
15. Your hair is very long again.
16. Tom’s gloves are made of soft leather.
17. The class all are working on a project together.
18. Athletics is my favourite sport.
19. My shoes are too small for me now.

Would you like me to explain the grammatical rules regarding uncountable nouns and collective nouns used in these sentences?