復(fù)數(shù)：uncountable nouns

Why is 'chalk' an uncountable noun? (3)
Why is 'chalk' an uncountable noun? (2)
Why is 'chalk' an uncountable noun?
The problem in learning countable noun and uncountable noun
Is the noun countable or uncountable?
Teaching the Uncountable/Countable Noun Distinction : A Working Proposal
The Acquisition of English Articles by Advanced EFL Japanese Learners : Analysis Based on Noun Types
Teaching Countable, Uncountable, Plural Nouns
Analysis of the Noun-classifier Structure in Emotion Domains
The Within-the-Noun-Category Zero Derivation in Macedonian