ACT English: Pronoun Case and Reference

On the ACT English section, pronoun errors are among the most common and costly mistakes you can make. Mastering pronoun case and reference is essential because these concepts are tested repeatedly, and errors directly impact your score by creating unclear or ungrammatical sentences. Beyond the test, this skill is foundational for precise and effective communication in all your writing.

Subject vs. Object Pronouns: The Basics of Case

Pronoun case refers to the form a pronoun takes based on its function in a sentence. The two primary cases you must distinguish are subject and object. Subject pronouns (I, you, he, she, it, we, they) perform the action of a verb. Object pronouns (me, you, him, her, it, us, them) receive the action of a verb or preposition.

Choosing the correct case often becomes tricky in compound structures. For example, in the sentence "My brother and (I/me) went to the game," you must isolate each pronoun to test it: "I went" is correct, not "Me went," so the subject pronoun "I" is right. Conversely, in "The coach praised my brother and (I/me)," test with "The coach praised me" is correct, making the object pronoun "me" the choice. A frequent ACT trap is using a subject pronoun after a preposition. Prepositions like "between," "for," and "to" always require object pronouns, so "between you and me" is grammatically standard, not "between you and I."

Who vs. Whom: Navigating Formal Distinctions

The distinction between who and whom is a classic test of case within relative pronouns. Who is a subject pronoun, while whom is an object pronoun. The quickest strategy for the ACT is to reimagine the clause as a question and answer it with "he" or "him." If "he" fits, use "who"; if "him" fits, use "whom."

Consider this ACT-style example: "The student (who/whom) the committee selected is outstanding." Ask: "The committee selected he/him?" "Selected him" is correct, so "whom" is the right choice. In questions, apply the same test: "(Who/Whom) did you invite?" becomes "You did invite he/him?" "Invite him" works, so "Whom" is correct. The ACT often places "who" or "whom" after prepositions, where "whom" is invariably required, as in "To whom it may concern."

The Anchor of Clarity: Pronoun-Antecedent Agreement

Every pronoun must have a clear and specific antecedent—the noun it refers to. Beyond mere existence, pronouns must agree with their antecedents in number (singular or plural) and gender (masculine, feminine, or neuter). Agreement errors often involve collective nouns or indefinite pronouns.

For instance, the sentence "Each of the players must bring their uniform" contains an error because the singular antecedent "Each" requires a singular pronoun like "his or her," not the plural "their." On the ACT, watch for antecedents like "everyone," "someone," or "nobody," which are singular. Similarly, a collective noun like "team" can be singular or plural based on context. In "The team celebrated its victory," the singular "its" is correct if the team acted as a unit. The test will present passages where you must ensure pronouns consistently match their antecedents in number throughout.

Consistency is Key: Person and Number Agreement

Pronoun person (first person: I, we; second person: you; third person: he, she, it, they) and number must remain consistent within a sentence or passage unless a logical shift is warranted. Inconsistent shifts are a common error type on the ACT.

A typical mistake is shifting from "one" to "you," as in "If one studies hard, you can succeed." This mixes third person ("one") with second person ("you"). The correct version maintains consistency: "If one studies hard, one can succeed" or "If you study hard, you can succeed." The ACT English passage will often contain such shifts, and your job is to choose the option that creates uniform point of view. Similarly, avoid unnecessary shifts between singular and plural, like starting with "a student" and later referring to "they" without a plural antecedent.

Ambiguous Reference: The Stealthy Error

Ambiguous pronoun reference occurs when a pronoun could logically refer to more than one antecedent, leaving the reader unsure of the meaning. This is a frequently tested error on the ACT because it compromises clarity without necessarily breaking grammatical rules.

For example, consider: "When Mia told her mother she was late." The pronoun "she" is ambiguous—it could refer to Mia or her mother. The ACT will present such sentences in context, and you must select the revision that clarifies the reference, often by replacing the pronoun with the specific noun or rephrasing the sentence. Another common form is the vague use of "this," "that," or "it" without a clear noun antecedent, as in "The rules were complex, and it caused confusion." Here, "it" vaguely refers to the entire idea of the rules being complex. The correction might be: "The complexity of the rules caused confusion."

Common Pitfalls

1. Case Errors in Compound Elements: Using "I" where "me" is required, especially after prepositions.

Incorrect: The secret is between you and I. Correct: The secret is between you and me. Correction Strategy: Remove the other part of the compound and test the pronoun alone ("between I" is clearly wrong).

1. Misusing Who and Whom in Relative Clauses: Defaulting to "who" in all situations.

Incorrect: The person who I trust is here. Correct: The person whom I trust is here. Correction Strategy: Isolate the clause and substitute "he/him." "I trust he" is incorrect; "I trust him" is correct, so use "whom."

1. Ambiguous or Vague Reference: Allowing pronouns to refer to unclear antecedents.

Incorrect: Alex called Jake while he was driving. Correct: While Alex was driving, he called Jake. Correction Strategy: Ensure every pronoun points back to one, and only one, nearby noun. Rephrase if necessary.

1. Inconsistent Agreement in Passage Context: Overlooking pronoun shifts within longer ACT passages.

Incorrect in context: A writer should proofread their work. (Shifting from singular "a writer" to plural "their") Correct: A writer should proofread his or her work. OR Writers should proofread their work. Correction Strategy: When editing passages, track the antecedent from the start and ensure all pronouns align in person and number throughout.

Summary

• Case Determines Function: Subject pronouns (I, he, she, etc.) act; object pronouns (me, him, her, etc.) receive action or follow prepositions. Test compound structures by isolating each pronoun.
• Who for Subjects, Whom for Objects: Use the "he/him" substitution trick to decide between who (subject) and whom (object) in questions and relative clauses.
• Antecedents Must Be Clear and Agree: Every pronoun needs a single, unmistakable noun to refer to, and it must match that antecedent in number (singular/plural) and gender.
• Maintain Consistency: Avoid shifting pronoun person (e.g., from "one" to "you") or number within a sentence or passage unless the context logically requires it.
• Ambiguity is an Error: On the ACT, if a pronoun could refer to more than one thing, it's wrong. Choose revisions that specify the reference.
• Passage Context is King: Always consider the entire ACT English passage when correcting pronouns; errors often involve consistency across multiple sentences.