Answer
The word "pharmacokinetics" is used to describe a singular set of data, therefore it is written with a singular verb.
Your question is written incorrectly. It should be: Each of these apples is ripe. The subject is Each (singular), so the verb must be singular, is. This is a singular sentence.
The word nurse is singular.The plural would be nurses.An example sentence for the singular is: she wants to be a nurse when she is older.An example sentence for the plural is: the nurses rushed to his aid.
The word cracker is singular.The plural of the word would be crackers.An example sentence for the singular is: pass me the last cracker, please.An example sentence for the plural is: we had cheese and crackers together.
The word foot is singular.The plural would be feet.An example sentence for the singular is: he had a pain in his left foot.An example sentence for the plural is: give me your feet and I'll massage them.
The word children is plural.The singular would be child.An example sentence for the plural is: the children are playing in the park.An example sentence for the singular is: the child was lost in the shop.
Your question is written incorrectly. It should be: Each of these apples is ripe. The subject is Each (singular), so the verb must be singular, is. This is a singular sentence.
Plural sentence: "Dogs are barking loudly in the neighborhood." Singular sentence: "The cat is sleeping peacefully on the couch."
shift from plural to singular or singular to plural in sentence
The word nurse is singular.The plural would be nurses.An example sentence for the singular is: she wants to be a nurse when she is older.An example sentence for the plural is: the nurses rushed to his aid.
this is.......Singular these are...plural
The word half is singular.The plural would be halves.A singular example sentence is: I would like half of the cake.A plural example sentence is: He halves the cake.
singular.
The word cracker is singular.The plural of the word would be crackers.An example sentence for the singular is: pass me the last cracker, please.An example sentence for the plural is: we had cheese and crackers together.
The word foot is singular.The plural would be feet.An example sentence for the singular is: he had a pain in his left foot.An example sentence for the plural is: give me your feet and I'll massage them.
The word children is plural.The singular would be child.An example sentence for the plural is: the children are playing in the park.An example sentence for the singular is: the child was lost in the shop.
The word dolphin is singular.The plural would be dolphins.A singular example sentence is: The dolphin swam off into the sunset.A plural example sentence is: The dolphins danced in the water.
We use are when the sentence is in plural and is when the sentence is in singular form.