Had is the past tense conjugation of the verb have, it is used for both singular and plural subjects.
Singular (present and past)
The word "he" is singular.
Historically, they is a third-person plural pronoun, however, in recent times it has gained usage as a third person singular pronoun and has been used in place of he/she Does …anyone have their car with them? anyone is a third-person singular pronoun they and them are normally third-person plural pronouns but in this case are used as third-person singular pronouns
"Is" is singular. More specifically, it is the verb TO BE conjugated to the third person singular, present tense. For example: He is smart. She is running. Henry is hilarious….
The words was and were are not singular or plural, BUT... WAS is used after a singular noun, and WERE is used after a plural noun. Examples: The dog (a singular noun) …WAS walking in the park today. The dogs (a plural noun) WERE walking in the park today. A helpful saying to remember; He WAS, they WERE.
Who may be singular or plural.
The pronoun 'we' is the plural form, first person subjective personal pronoun. The singular, first person subjective personal pronoun is 'I'.
Have is used with plural noun phrase subjects or with I, we, they, you. We have a new car. The neighbours have an old car.
They is plural. Because you wouldn't say, "They is over there," you would say, "They are over there." and the word "are" is the plural form of is.The pronoun 'they' is a plura…l form, a word that takes the place of a plural noun, or two or more nouns as the subject of a sentence or clause. The noun 'jury' in the example sentence is a singular noun, a word for one group of people. Although it is grammatically incorrect to use the plural pronoun 'they' to take the place of a singular noun, it is a very common usage because of the imagery of the people of the jury, the players on a team, the cows in a herd, etc. For example: The jury could not agree on a verdict in the case. It was deadlocked. (correct) The jury could not agree on a verdict in the case. They were deadlocked. (incorrect but more common)
The personal pronoun 'it' is singular, a word that takes the place of a singular noun for a thing. The corresponding plural, personal pronouns are they as the subjec…t of a sentence or a clause, and them as the object of a verb or a preposition. Examples: A horse stood by the fence. It looked at us as we waved to it. (singular) The horses stood by the fence. They looked at us as we waved to them. (plural)
You is second person, singular. It is also second person, plural.
The word that is singular. Examples: Singular, That boy is my friend. Plural, Those boys are my friends. Singular, I like that. Plural, I like them. I like those.
A 'singular' (singular noun) is a word for one person, place, or thing. A 'plural' (plural noun) is a word for two or morer persons, places, or things. EXA…MPLES singular: teacher plural: teachers singular: city plural: cities singular: book plural: books singular: child plural: children singular: island plural: islands singular: tooth plural: teeth
The pronoun 'it' is singular, third-person singular. It can be a subject or an object. The plural third-person pronouns are they (for a subject), and them (for the object of… a sentence, or the object of a preposition). Example: The dog is old. It has weak joints. Example: I do love tulips. They are my favorite and I often buy them.
There has several functions and takes a singular or plural verb form depending on use: Pronoun: There is the exit. There are two more exits down the corridor. Adverb: The …exit is there. Two exits are there, down the corridor. Adjective: That exit there goes to the alley. The two exits there go to the parking lot.