Singular
merchandise is a singular word
The word "are" is a verb. It is the plural present tense of the verb to be. The singular form is the word "is."
The word mangrove is a singular noun; a word for a type of tree. The plural form is mangroves.
the word 'know' is neither singular nor plural. This word is a 'verb' and is in the present tense.
Answer The word "pharmacokinetics" is used to describe a singular set of data, therefore it is written with a singular verb.
merchandise is a singular word
The word "are" is a verb. It is the plural present tense of the verb to be. The singular form is the word "is."
are takes the plural form
The word mangrove is a singular noun; a word for a type of tree. The plural form is mangroves.
the word 'know' is neither singular nor plural. This word is a 'verb' and is in the present tense.
The noun 'toys' is the plural form of the singular noun 'toy'.The word 'toys' is also the third person, singular, present of the verb to toy.
The word do is a verb. Verbs are neither plural nor singular.
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
Had is a verb, not a noun, and is both singular and plural.
There are some special rules for compound subjects. Subjects joined by the word and will always use the plural noun (except where the word each or every is used). If the subjects are joined by the words or or nor, the verb will match the last subject in the pair or group.ExamplesThe king and his counselors wait for the queen.The counselors and the king wait for the queen.Either the king or his counselors wait for the queen.Either the counselors or the king waits for the queen.---Also, recognize the subject where there is a prepositional phrase:The key to the doors remains in the drawer.In this sentence key is the subject so the verb is singular (has an S).The keys to the door remain in the drawer.Now the subject is plural and the verb is plural (drops the S).
Answer The word "pharmacokinetics" is used to describe a singular set of data, therefore it is written with a singular verb.
The word 'sees' is a verb for the third person singular: He sees, She sees, It sees... The word shirts is a plural noun, a word for things. The word 'walk' is a verb for the first and second person, singular and plural, and the third person plural: I walk, We walk, You walk, Yhey walk...