Choose the correct option to complete the sentence:
Please return the library book ______ Thursday, or you will have to pay a fine.
Answer & explanation
Correct answer: option 2
The correct answer is Option (2) → by
Complete sentence: Please return the library book by Thursday, or you will have to pay a fine. “Or you will have to pay a fine” makes Thursday the last day. The book must go back on Thursday or before it.
| Option | Used to show | Example |
|---|---|---|
| (1) until | an action that goes on up to a time and then stops | We waited at the bus stop until the rain stopped. |
| (2) by (answer) | a last day: not later than that day or time | Submit the scholarship form at the school office by Friday. |
| (3) since | the point in the past when something began, with has / have | Raju has lived in Patna since 2018. |
| (4) from | the point where or when something starts | The chemist’s shop is open from nine in the morning. |