ACT English study materials
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ACT English flashcards

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32 cards. Read the term and the definition here. The deck at the top of this page is optional.

Main idea
The central point of a paragraph or passage, often stated in a topic sentence and supported by all other sentences.
Topic sentence
A sentence that states the main idea of a paragraph, usually placed at the beginning and controlling the paragraph's content.
Supporting details
Sentences that provide evidence, examples, or explanations to develop and reinforce the main idea of a paragraph.
Transition word
A word or phrase that signals the relationship between ideas, such as contrast (however), addition (moreover), or cause (therefore).
Conciseness
The quality of expressing an idea in the fewest words necessary without losing meaning or grammatical correctness.
Redundancy
The unnecessary repetition of an idea using different words, such as 'return back' or 'final outcome', which should be avoided.
Cohesion
The logical flow and connection between sentences and paragraphs in a passage, often achieved through transitions and consistent focus.
Conclusion
The final part of an essay that restates the main idea and may offer a broader implication without introducing new information.
Denotation
The literal, dictionary definition of a word, as opposed to its emotional or cultural associations.
Connotation
The emotional or cultural association a word carries, which can influence the tone and meaning of a sentence.
Active voice
A sentence construction in which the subject performs the action, often preferred for clarity and directness.
Passive voice
A sentence construction in which the subject receives the action, used when the doer is unknown or unimportant.
Wordiness
The use of more words than necessary to express an idea, often corrected by replacing phrases with concise equivalents.
Tone
The writer's attitude toward the subject, conveyed through word choice and style, which should remain consistent within a passage.
Precise word choice
Selecting words that exactly convey the intended meaning, considering both denotation and connotation, to avoid vagueness.
Pronoun antecedent
The noun or noun phrase that a pronoun refers to, which must be clear and agree in number and gender.
Subject-verb agreement
The rule that a verb must agree in number with its subject, ignoring intervening prepositional phrases.
Comma splice
An error in which two independent clauses are joined only by a comma without a coordinating conjunction.
Run-on sentence
Two or more independent clauses joined without appropriate punctuation or conjunctions, creating a confusing sentence.
Coordinating conjunction
One of the FANBOYS (for, and, nor, but, or, yet, so) used with a comma to join two independent clauses.
Semicolon
A punctuation mark used to join two independent clauses without a conjunction or to separate items in a complex list.
Colon
A punctuation mark used after an independent clause to introduce a list, explanation, or quotation.
Apostrophe for possession
A punctuation mark used to show ownership: add -'s for singular nouns and an apostrophe alone for plural nouns ending in -s.
Pronoun agreement
The requirement that a pronoun match its antecedent in number and gender to avoid ambiguity or grammatical error.
Verb tense consistency
Maintaining the same tense throughout a passage unless a shift is necessary to indicate a change in time.
Misplaced modifier
A word or phrase that is improperly separated from the word it modifies, causing confusion or unintended meaning.
Dangling modifier
A modifier that lacks a clear word to modify, often because the intended subject is missing from the main clause.
Parallel structure
Using the same grammatical form for items in a list or comparison to ensure clarity and balance.
Independent clause
A group of words with a subject and verb that can stand alone as a complete sentence.
Dependent clause
A group of words with a subject and verb that cannot stand alone as a sentence and must be attached to an independent clause.
Comma after introductory phrase
A comma used to separate an introductory phrase or clause from the main clause of a sentence.
Essential vs. nonessential clause
An essential clause provides necessary information and is not set off by commas; a nonessential clause is set off by commas.