Have is both singular and plural. 'I have' refers to one person, 'I', so it is singular; yet 'We Have' refers to multiple people,'We', so it must be plural.
Quantum is singular, not singular possessive. The singular possessive form is quantum's.
The word singular is an adjective. Adjectives do not have singular or plural forms; adjectives have comparative forms: positive: singular comparative: more singular superlative: most singular
"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.
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)
singular
It is Singular
singular
I AM, You (singular) ARE, He/She/It IS . . . . . Plural We/You/They ARE
Autumn is singular. Autumns is plural.
No one is a pronoun and is singular.
Atrium is singular - the plural is atria.
The word none is singular.