He's going to fill me in on how many body bags to take along.

How many do you think are going to actually fill it in, though?

Actually, he went on a little longer to fill the available space.

How else are we going to fill those 28-hour days?

We are going to fill them with love instead of lead.

And you think that we're going to fill this in?

I thought for a moment that my eyes were going to fill with tears.

"Are you going to fill me in on the details of said mission?"

And then they went back into the crowd to fill them again.

Worked examples help the people who are going to fill in the survey.