Select the most appropriate option that can substitute the underlined segment in the given sentence.
Mr. Raghav racked his brain, but couldn’t think where he had left the book.
Show answer & explanation
Correct answer: A
Explanation
The correct answer is Option 1. i.e. thought very hard.
- The phrase "racked his brain" means that someone is trying very hard to remember or figure something out.
- It implies that the person is putting a lot of effort into the mental task, and possibly feeling frustrated or exhausted from the effort.
- In the context of the given sentence, it suggests that Mr. Raghav is making a great effort to remember where he left the book, but is having difficulty doing so.
Thus, the most appropriate choice among the given options is thought very hard.