Grade: 9 Subject: SAT/ACT Skills Unit: Vocabulary System Lesson: 5 of 6 SAT: Craft+Structure ACT: Reading

Review Mistakes

Learning Objectives

In this lesson, you will:

  • Analyze common vocabulary mistakes on the SAT/ACT
  • Learn strategies to avoid trap answers
  • Practice error analysis for vocabulary questions
  • Build a system for tracking and learning from mistakes

Practice Quiz

Analyze these common mistake patterns. Click to reveal each explanation.

Question 1: A student chose "happy" for a word meaning "enthusiastic" because both are positive. Why is this a mistake?

Answer: Same-tone trap. Positive/negative tone matching is not enough; the meaning must be precise.

Strategy: Check that your answer captures the specific meaning, not just the general tone. "Enthusiastic" implies active excitement, not just contentment.

Question 2: The word "sanction" can mean both "to approve" and "to penalize." How should you handle words with opposite meanings?

Answer: Context is essential. Look at the surrounding sentences to determine which meaning applies.

Strategy: For contronyms (words with opposite meanings), substitute each meaning into the sentence and see which makes logical sense.

Question 3: A student confused "affect" (verb) with "effect" (noun). How can you remember the difference?

Answer: Affect = Action (both start with A); Effect = End result (both start with E).

Strategy: Create mnemonics for commonly confused pairs. Also note: "effect" can be a verb meaning "to cause" (e.g., "effect change").

Question 4: Why is choosing the first answer that "sounds right" a risky strategy?

Answer: Test makers design wrong answers to sound plausible. The first appealing answer may be a trap.

Strategy: Always read all answer choices before selecting. Eliminate obviously wrong answers, then carefully compare remaining options.

Question 5: "Literally" is often misused to mean "figuratively." How do you handle words that are commonly misused?

Answer: Learn the correct definition and watch for context clues. On standardized tests, the standard definition is typically expected.

Strategy: Keep a list of commonly misused words. "Literally" means actually/exactly as stated, not as an intensifier.

Question 6: A student knew "aesthetic" means "relating to beauty" but missed a question where it meant "artistic philosophy." What happened?

Answer: The student knew only one meaning. Many words have primary and secondary definitions.

Strategy: Learn multiple meanings for vocabulary words. Check if your known definition fits the context before answering.

Question 7: Why might knowing the root "chron-" (time) not help with "chronically ill"?

Answer: While "chron-" relates to time, "chronically" means persistently/constantly, not related to clocks or dates.

Strategy: Roots give hints but don't guarantee meaning. Always verify with context clues and consider how words evolved.

Question 8: A student eliminated "obsolete" because they thought it meant "very old." The correct answer was "obsolete." What went wrong?

Answer: "Obsolete" means no longer in use or outdated, not just old. The student had an imprecise definition.

Strategy: When you think you know a word, verify the precise meaning. Close definitions can lead to wrong answers.

Question 9: How should you handle vocabulary questions when you have no idea what the word means?

Answer: Use all available strategies: context clues, word parts, eliminate clearly wrong answers, consider tone.

Strategy: Never leave a question blank. Even partial knowledge can help you make an educated guess.

Question 10: What is an effective system for tracking vocabulary mistakes?

Answer: Keep an error log with: the word, your wrong answer, the correct answer, why you were wrong, and a strategy to remember.

Strategy: Review your error log weekly. Patterns in your mistakes reveal what skills to practice most.

Next Steps

  • Start an error log for vocabulary questions
  • Review commonly confused word pairs
  • Move on to the mixed set when ready