Question

write at nouns countable or uncountable nouns their singular and plural 1 word​

Answer 1

ʀᴇQᴜɪʀᴇᴅ ᴀɴꜱᴡᴇʀ:

In contrast, uncountable nouns cannot be counted. They have a singular form and do not have a plural form – you can't add an s to it. E.g., dirt, rice, information and hair. Some uncountable nouns are abstract nouns such as advice and knowledge.