Since I was sick for a week, I'm making every possible effort to catch up.
- Comme j'étais malade pendant une semaine, je fais tout mon possible pour me rattraper.
He ran to catch up to his brother.
- Il a couru pour rattraper son frère.
I must make up for lost time by driving fast.
- Je dois rattraper le temps perdu en conduisant vite.
I must work hard to make up for lost time.
- Il faut que je travaille dur pour rattraper le temps perdu.
If you hurry, you will catch up with him.
- Si tu te dépêches, tu pourras le rattraper.
Start at once, and you will catch up with him.
- Pars maintenant et tu le rattraperas.