Noncount nouns are too difficult to count. Examples: liquids, hair, love. They are singular.
Study the link. Take the quiz. You will build vocabulary.
http://eolf.univ-fcomte.fr/uploads/ressources/grammar/05_determiners_articles/02_countun/01.htm
Articles: a, an, the
It is very important to use articles in sentences. You must if you want to do well on the next quiz. Look at the links.
http://eolf.univ-fcomte.fr/uploads/ressources/grammar/05_determiners_articles/04_genspe/01.htm
English Anyone
You need to think about articles in this link.
http://eolf.univ-fcomte.fr/uploads/ressources/grammar/05_determiners_articles/05_defendef/01.htm
There is a quiz on Count / Noncount nouns in the link below. When you finish, look at Dave's ESL Cafe. Click on 'stuff for students.'
http://www.eslcafe.com/quiz/count1.html