The singular noun is mean, the plural form is means.
"You" (singular form), in the predicate of a sentence.
If you mean a box as in a container then "box" is the singular with "boxes" being the plural form of the word.
The singular form of the demonstrative pronoun 'these' is this.
The singular form of "that" is "it."
Verb? If you mean noun... "you" in singular form is TU. in plural form it is VOUS.
Señalar means to signal, mark, or point out something. Señala is the third person singular form, or second person singular imperative form.
The singular form is cuff.
it is already in its singular form.
"Stratum" is the singular form of stratum. The plural form is "strata".
The form hypothesis is the singular form. The plural form is hypotheses.
Did you mean does it take a singular or plural noun form? If so, the answer is singular. A range of products WAS available, not WERE available.
A singular form of dice is a die