1) The meeting has been going on for over two hours already.

2) The construction project has been going on for months and is finally nearing completion.

3) The debate has been going on for quite some time with no resolution in sight.

4) The party is going on for the rest of the evening, so feel free to join us whenever you can.

5) The road work has been going on for weeks, causing traffic delays every day.

6) The negotiations have been going on for days, but they are still far from reaching an agreement.

7) The music festival is going on for three days straight, featuring various artists and performances.

8) The drought has been going on for years, leading to severe water shortages in the region.

9) The illness has been going on for weeks, but the doctors are still trying to determine the cause.

10) The investigation has been going on for months, uncovering more evidence with each passing day.