Air pollution refers to a general noun and it is singular.
Singular
Plural It is air ways, Of course it is plural!
No, because there are not 100 plural pronouns.The plural pronouns are:weusyou (can be singular or plural)theythemthesethoseouroursyour (can be singular or plural)yours (can be singular or plural)theirtheirsourselvesyourselvesthemselvesbothfewfewermanyothersseveralall (can be singular or plural)any (can be singular or plural)more (can be singular or plural)most (can be singular or plural)none (can be singular or plural)some (can be singular or plural)such (can be singular or plural)
Yes, the word "air" is a noun or a verb.The noun air is a word for the atmosphere, or the "air" or feel of a location.The verb "to air" means to present or show, or to place in the air for cooling, freshening, or cleaning.
"Has" is singular, e.g. He has, she has. "Have" is plural, e.g. They have, we have. The exception is "I" - e.g. I have.
singular and plural
Are is plural. "Is" is singular. For example, "There is a glove on the chair". That is singular. "There are gloves on the chair". That is plural.
One alveolus is a singular, tiny air sac of the lung, surrounded by a network of capillaries, and through which oxygen and carbon dioxide are exchanged. A cluster of such air sacs are alveoli (plural of alveolus).
practitioner is singular (plural practitioners)sofa is singular (plural sofas)satellite is singular (plural satellites)clips is plural (singular clip)dentist is singular (plural dentists)dollars is plural (singular dollar)article is singular (plural articles)magazines is plural (singular magazine)laminator is singular (laminators is plural)radios is plural (singular radio)
"Pollution de l'air" is a French equivalent of "air pollution."The feminine noun "pollution" takes as its singular definite article "la" ("the"), and as its singular indefinite article "une" ("a, one"). The preposition "de" means "of, from." The masculine noun "air" takes as its singular definite article "l"* and as its singular indefinite article "un."The pronunciation is "poh-lyoo-syohn duh lehr."*The masculine singular definite article actually is "le." But the vowel "e" of "le" drops before a noun that begins with a consonant. The temporary nature of that drop is indicated by an apostrophe.
singular Singular: plural is coats
The word team is singular; the plural form is teams.