Select the sentence with an error in the adverb used.
Show answer & explanation
Correct answer: A
Explanation
The correct answer is option 1 i.e. The students completed the assignment less thorough than expected.
Error concept: Incorrect adverb form
What is wrong: The adjective thorough is incorrectly used instead of the adverb thoroughly to modify the verb completed.
Grammatical concept: Adverbs are required to modify verbs, adjectives, or other adverbs.
Incorrectness of the concept in context: “Less thorough” should be less thoroughly to correctly describe how the assignment was completed.
How to correct: Replace less thorough with less thoroughly.
Correct phrase/ correction: The students completed the assignment less thoroughly than expected.
Final sentence: The students completed the assignment less thoroughly than expected.
Hence, the chosen option will be correct.