Stuff is singular
The possessive form of the singular noun scientist's.The plural form of the noun is scientists.The plural possessive form scientists'.Examples:One scientist's observation found that there was no effect. (singular)Several scientists' reports showed a detrimental effect. (plural)
genus is singular, genera is plural
agreement is a matching relationship between subject and verb singular subjects go with singular verb phrases plural subjects go with plural verb phrases. verbs have singular and plural forms only in the present tense. This rose looks beautiful (singular), These roses look beautiful (plural) He likes rugby (singular) The men like rugby (plural) past: He liked rugby. The men liked rugby - same verb form But the be verb has singular and plural forms in both past and present tense. singular: The box is empty (present) The box was empty (past) plural: The boxes are empty (present) The boxes were empty (past)
This is used in singular form while these is used in plural form.
it ends in es
stuff is plural. its singular form may be thing.
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)
singular and plural
Singular: book / Plural: books Singular: cat / Plural: cats Singular: child / Plural: children Singular: foot / Plural: feet
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.
"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.
The word team is singular; the plural form is teams.
Who may be singular or plural.
This is singular. These is the plural form.
These is plural, this is singular
'These' is the plural form of 'this'.
diagnosis is singular diagnoses is plural sis = singular ses = plural