Plurals without -s

I'm sorry, I should have posted this in "general English grammar questions"... My mistake!

I am a native English speaker and I find furniture, luggage, and news are happy with the singular verb. Police can be plural. Fish and sheep can be either. Scissors and pants are plural.

Thank you, Sand

To avoid accusations of sexism, you should use 'police officer', Pieanne.

The furniture/luggage/baggage/news/equipment/information/money/grass/work/macaroni is heavy/interesting/green/delicious. All uncountable nouns singular in form.

The police/cattle/clothes/groceries/jeans/scissors are efficient/hungry/fashionable/expensive. All uncountable nouns plural in fo

Yes, you're right, Mr M. Does 'a police person" exist?
AND I've just realised I made a terrible mistake in my first post: OF COURSE furniture, luggage etc are followed by a singular. But you've given me precious information (sg) about cattleand jeans! Thank you!

In this context it is interesting to note that there is a Finnish noun classification called partative which is imbedded in English but not obvious. Partative nouns indicate a class of objects rather than a particular object. There is no article in Finnish such as "the" but the postposition modification of Finnish nouns makes up for this lack. This is perhaps slightly irrelevant to this forum but

Aircraft

Wine - It is a glass of wine or glasses of wine

Rice - a plate of rice, or plates of rice

Sand, Water, Money I think are other examples

macaroni is already pluralized, one macarono two macaroni. same goes for panini, ravioli, spaghetti or cannoli etc. they are already plural.

Pieanne here some nouns which are mainly uncountable-----honey,cheese,information,butter,salt,meat,sugar,money,shopping,ice,knowledge,mud,thunder etc
These are nouns which are countable or in plural form-----tongs,stairs,poultry,goods,scissors,scales,pliers,tweezers etc
These are nouns which form the plural by changing the root vowel or without 's'-----
1.man-men 2.woman-women 3.foot-