ahead of = before

 1. There’s a car ahead of Sergey’s car, but it isn’t moving.

(ahead of = in front of)

man driving

 2. It’s a good idea to get your work finished ahead of time.

(ahead of = before)

clock

 3. His ideas about science and technology are ahead of everyone else’s.

the future

4. Brian is thinking about the week of vacation that he has ahead of him.

man in hammock
5. The home team is ahead of the visiting team by two points.
soccer

 6. Marcia and her coworkers are trying to stay ahead of the competition.

woman at work

 7. Victor wants to stay ahead of the other students, so he works very hard on his school work.

Victor