Sit-ups

Because I do sit-ups every day, you can finally see my six pack.

300 sit-ups every day? That's completely impossible!

Tom did fifty sit-ups.

Please don't make me laugh. I did too many sit-ups yesterday and my stomach muscles hurt.

I'm begging you. Don't make me laugh. I did too many sit-ups yesterday and my stomach muscles hurt.

Tom does 100 sit-ups every morning before breakfast.

Tom does 100 sit-ups every morning.

How many sit-ups should I do a day?

Tom does as many sit-ups as years he is old every morning.

Sami was doing sit-ups on the floor.