By Apostrophes, Uncountable nouns

Hi Explor1ing, I'm confused too. Which of the two nouns needs to be plural? Both? The meaning of the sentence is unclear. How do you make a category? Are you cataloguing books? Setting up a new system? If you wanted to say, "How many book categories are there?" then "book" is acting like...

Hi, You are not asking an easy question. The 'apostrophe ess' form is called the Saxon genitive, which is derived from 'Old English', so it's a very old feature of the English language. It indicates possession or close association. Perhaps it's easier to see/feel close association when you are...

Actually, I think I have already said what I had to say in my response to your post about the cats and alligators. But I'll go over some of your concerns:I think I saw from a post here that kind of said that many times, having "descriptive adjectives" in front of UNCOUNTABLE NOUNS trigger the...

Can anyone answer those questions categorically? I think I saw from a post here that kind of said that many times, having "descriptive adjectives" in front of UNCOUNTABLE NOUNS trigger the need (necesssity??) to have the indefinite article "a" and I think Mr. M said to the effect that in many...