The singular form of "series" is "series." It remains the same whether referring to one or multiple sets of related things.
The singular form of the demonstrative pronoun 'these' is this.
It depends on whether you are using the word series (pl series) in the singular or plural, e.g. there were ten series (plural) of 'Friends'; I enjoyed series one (singular) the most
The singular form of "stratum" is "stratum." The word does not change in its singular form.
Words that are the same in the singular and plural:scissorsinformationsheepmusicnewstrousersheadquartersgolddeeroffspring
The singular form of "oases" is "oasis."
The noun 'series' is the plural form of an uncountable (mass) noun. singular: A series of playoffs took place before the tournament. plural: He has published three series of adventure novels, each with a different hero.
Series is a noun that has the same form in the singular and the plural. There is no need for an apostrophe, unless it is in the possessive case: series's for the singular possessive and series' for the plural possessive.
The noun 'series' is an uncountable (mass) noun, a type of noun called an aggregate noun (a word representing an indefinite number of elements or parts), with no singular form.The possessive form of the noun series is series'.example: This book is the last one, the series' end.
Series is plural, though often times used to describe what is thought of a singular event.
The noun series is spelled the same for the singular and plural; one series, two series.
The singular form of the demonstrative pronoun 'these' is this.
It depends on whether you are using the word series (pl series) in the singular or plural, e.g. there were ten series (plural) of 'Friends'; I enjoyed series one (singular) the most
The singular form of feet is foot.
The singular form of "hypothysis" is "hypothesis."
The singular form is ombudsman.
it is already in its singular form.
The singular form is money.