Keep your test papers face down until I tell you to turn them up.

4 seconds sound clip from the Boogie Nights (1997) movie soundboard.

You can hear this line at 00:16:38.186 in the Blu-ray version of the movie.

Quote context

[...]

- All right. Look, Jerry...

- No, no, no. You look.

- I gave you a job here because, you know, I thought your acting stuff might bring some nice pussy into the place, and it has. But I can't have any more fuckups.

- You dig?

- Yeah.

- You dig?

- Yeah. I dig.

- Okay, now get in the back and unload those new 484s.

- All right. Sorry, I was just...

- Settle down, class. Settle down. This is your final.

- Keep your test papers face down until I tell you to turn them up.

- Clear your tables, please. There should be nothing on your desk but your test paper and a pencil.

- We're covering chapters 17 through 28.

- Your eyes should stay on your test paper, please.

- Are we ready? Class, begin.

[...]