i bogoseoneun oneul ane inswaehaeya haeseo peurinteoreul meonjeo kyeosseo.

object particle

Breakdown of i bogoseoneun oneul ane inswaehaeya haeseo peurinteoreul meonjeo kyeosseo.

• ~는: topic particle
• 이: this
• 오늘: today

Questions & Answers about i bogoseoneun oneul ane inswaehaeya haeseo peurinteoreul meonjeo kyeosseo.

Why is 보고서 followed by 는 in 이 보고서는 instead of 가 or 를?

는 is the topic marker. In 이 보고서는, the speaker is setting this report as the topic of the sentence.

So the feeling is something like:

• As for this report, I turned on the printer first because it has to be printed by today.

Using 는 can also create a slight sense of contrast, depending on context. For example, it can imply this report is the important one right now, maybe compared with other tasks.

If you used 이 보고서가, it would focus more on this report as the subject in a neutral or identifying way.
If you used 이 보고서를, it would make this report the direct object, which does not fit the structure here.

What exactly does 오늘 안에 mean?

오늘 안에 means by today or within today.

Breakdown:

• 오늘 = today
• 안에 = within, inside the limits of

So 오늘 안에 인쇄해야 해 means:

• I have to print it by today
• literally, I have to print it within today

It emphasizes a deadline that must be met before the day ends.

What does 인쇄해야 해 mean grammatically?