Error Spotting – Choose the part (A–D) that contains the grammatical error, or choose No error if the sentence is fully correct. Sentence (parts correspond to options below): A) Since it was a memory test B) the students were instructed C) to learn the D) passage by heart.

Difficulty: Easy

Correct Answer: passage by heart.

Explanation:

Introduction / Context:This item tests mastery of fixed idioms. The correct idiom in English for memorizing exactly is learn by heart, not learn with heart.

Given Data / Assumptions:

  • Instructional frame: the students were instructed to learn …
  • Target idiom: by heart
  • Incorrect preposition in the original: with heart

Concept / Approach:Idioms are conventionalized; their prepositions are not freely interchangeable. By heart uniquely signals memorization; with heart suggests emotion or enthusiasm, which changes meaning.

Step-by-Step Solution:

Step 1: Identify the idiomatic expression required for memorization.Step 2: Replace with with by to restore the fixed phrase.Step 3: Keep the rest of the sentence unchanged.

Verification / Alternative check:Comparable idioms: know by heart, recite by heart. None allow with.

Why Other Options Are Wrong:

  • A) Since as a causal subordinator is grammatical.
  • B) Passive instruction frame is standard.
  • C) Infinitival to learn the is fine.

Common Pitfalls:Translating idioms literally from other languages often leads to wrong prepositions. Memorize the fixed form by heart.

Final Answer:Option D contains the error. Use passage by heart.

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