Yes, "sheep" can be used as both the singular and plural form.
The singular form of "sheep" is also "sheep." It remains the same in both singular and plural forms.
Lance is singular. Lances is plural.
"Book" is a noun that has both a singular and plural form: "book" (singular) and "books" (plural).
"Cousin" can be both singular and plural. "Cousins" is the plural form.
It is both a singular or plural noun.
"Teach" is singular when referring to the action of instructing someone. If referring to multiple instances of instructing, it can be plural. For example, "I teach English" is singular, while "I have many different teaches throughout the day" is plural.
Yes, "sheep" can be used as both the singular and plural form.
The word "ground" can be both singular and plural. Singular: "The ground is wet." Plural: "The grounds of the park are well-maintained."
Epidermis is both singular and plural
Fish is both singular and plural.
"Lens" is both singular and plural.
Fish is both singular and plural.
The verb reviewed is used after both singular and plural nouns.
Verbs are not plural or singular. Melting comes after both plural and singular nouns.
"You" can be both singular and plural.
Mumps is plural. But it is both singular and plural is construction.