Pulleys is the plural form; the singular is pulley.
"Force" is singular and "forces" is plural.
"Lens" is both singular and plural.
"Nucleus" is a singular noun. The plural form is "nuclei".
The noun quantum is the singular form; the plural is quanta.
The word 'Phenomenon' is singular. The plural form is 'Phenomena'.
Oh, dude, the plural of pulley is "pulleys." It's like when you have one pulley, and then you get a bunch more, and you're like, "Hey, look at all these pulleys!" So yeah, it's just adding an "s" at the end, nothing too crazy.
The singular is "pulley".
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 plural form is pulleys.
The word team is singular; the plural form is teams.
'These' is the plural form of 'this'.
Who may be singular or plural.
This is singular. These is the plural form.