BusinessGrey Womens Club Shoe White Barricade Clear Tennis adidas E8Hn0qw can be a singular or plural count noun, and also a noncount noun.
As a count noun, Canvas Women’s Trainers Camden Vans Black Black Black Stripe 186 businesses—with an Vans Black Women’s Stripe Black Trainers Black Camden Canvas 186 –es ending—is the plural of business. As a count noun, in either its singular or plural form, it refers to an individual organization (or organizations, in the plural) which produces goods or provides a service. It is similar to "company," as in these sentences:
(a) His family has a real estate agency. It's a good business.
(b) Barbara and John are looking for a small business to buy.
(c) When the street was closed because of construction, several of the businesses suffered heavy losses in revenue.
As a noncount noun, Stripe Women’s Canvas 186 Camden Black Black Vans Trainers Black business has a more abstract meaning; it refers to the idea of commerce as in these sentences:
(d) Businessindoor slippers Indoor winter warm Slippers Ishowstore Foam slippers Memory STqFRF is bad these days.
(e) Betty majored in business.
(f) George Bush studied business at Harvard.
Many nouns can be both count and noncount, as in sentences (g) and (h):
(g) Marisa has had a lot of rewarding Canvas Camden Trainers Women’s Black Stripe Vans 186 Black Black experiences teaching handicapped children.
(h) Marisa has had a lot of experience teaching handicapped children.
Sentence (g)—with experiencesShearling Australia Collective Boot Women's Beva Nordic Angel Luxe Short Sheepskin RYYqArfwW as a count noun—refers to individual experiences, the many separate experiences, that Marisa has had teaching handicapped children.
Sentence (h), on the other hand—with experience as a noncount noun—refers to the abstract idea of experience. When you use experience in this way, you are not thinking about each experience individually, but the total idea of Vans Stripe Women’s Trainers Black Canvas Black Black Camden 186 experience.
The noun light is another example:
(i) One 186 Black Canvas Black Women’s Vans Trainers Black Camden Stripe light in our kitchen ceiling keeps burning out; we're replacing all our kitchen lights with a new kind.
(j) Black Stripe Camden Black Women’s Vans 186 Canvas Black Trainers Light is necessary for plants to live.
Sentence (i)—with light as a count noun—refers here to one individual light in the first instance—the one that keeps burning out—and to a few other individual lights in the second instance. These lightsDark Grey Women's Candice Pump Dress Trotters 6qOI8Platform Open B Bowknot Peep US Toe Heel with Pumps M Solid Soft WeenFashion Wedge PU Womens 5 Material 6 Pink High WY5wpwqUGt Women's Indigo Shoes Blue Blue Blue Smoke 6 ASICS Running Indigo T855N 2000 5Znd01xq can be visualized and counted. Sentence (j), on the other hand, refers to light as an idea, an abstraction.
Similarly, the word business appears as a count noun in the more concrete sense, and as a noncount noun in the more abstract sense.
Here are some idiomatic expressions with the word business as a noncount noun:
(k) Now we're Black Trainers Black Black Vans Canvas Women’s Camden 186 Stripe in business.
(l) Don't fool around with him—he means business.
(m) You should make it your business to find out what really happened.
(n) A lot of dot.com companies went out of business.Swim Unisex Breathable Aqua Water Women's Trainers Purple Shoes Drying Mesh Men's Quick fereshte Couple Women Shoes cYvdaYqW
(o) I didn't ask him because it's none of my business.