Select the most appropriate idiom that can substitute the underlined segment in the given sentence.
He’s been working late into the night, trying to finish his thesis before the deadline.
Show answer & explanation
Correct answer: D
Explanation
The correct answer is option 4 i.e. burning the midnight oil.
Correct Idiom: Burning the midnight oil
Meaning: To work late into the night, usually to complete some important work.
Example: She was burning the midnight oil to prepare for her final exams.
Meanings of the other idioms:
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Burning the ships – To make a decision that cannot be reversed
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Burning bridges – To damage relationships beyond repair
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Burning the candle at both the ends – To overwork by doing too many things, day and night
Hence, the chosen option will be correct.