Hello, I'm an expert in English language and linguistics. I'm here to help you with your questions regarding English grammar and usage. Let's dive into your question about the word "student."
When it comes to the word "student," it can be used both in singular and plural forms, depending on the context in which it is used. Here's a detailed explanation:

### Singular Use of "Student"
The word "student" is singular when it refers to one individual who is studying or learning. For example:
- A student is expected to complete their homework on time.
- Each student must bring their own notebook to class.

In these sentences, "student" is the subject, and the verb that follows is singular to agree with the singular subject.

### Plural Use of "Student"
On the other hand, "students" is the plural form and is used when referring to more than one individual. For example:
- The students are working on a group project.
- All students must pass the exam to move to the next level.

Here, "students" is the plural subject, and the verbs "are" and "must pass" are plural to match the plural subject.

### Indefinite Pronouns and Their Verb Agreement
You mentioned indefinite pronouns, which are a bit more complex. Indefinite pronouns are words that do not refer to a specific person or thing. They can be singular or plural depending on the context or what they refer to. Here's how it works:

- Singular Indefinite Pronouns: These are always singular and require a singular verb. Examples include "anyone," "everyone," "someone," "no one," and "nobody." For instance:
- Someone has taken my book. (singular verb "has")

- Plural or Singular Indefinite Pronouns: Some indefinite pronouns can be singular or plural depending on the noun they replace. Words like "all," "some," "none," and "most" can be tricky. They are treated as singular when they refer to a collective amount or an uncountable noun. However, they can be plural when they refer to a countable number of items or people. For example:
- All the water has been consumed. (singular, uncountable noun "water")
- All the students have passed the test. (plural, countable noun "students")

### Conclusion
Understanding when to use singular or plural forms with "student" or any other noun, including indefinite pronouns, is crucial for clear and correct communication in English. It's all about agreement between the subject and the verb. Remember, singular subjects take singular verbs, and plural subjects take plural verbs.

Now, let's move to the next step as per your instructions.

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The indefinite pronouns anyone, everyone, someone, no one, nobody are always singular and, therefore, require singular verbs. Some indefinite pronouns -- such as all, some -- are singular or plural depending on what they're referring to. (Is the thing referred to countable or not?)read more >>