Alternative A Workout

RUN:
1k moderate
Rest 60s
4x 200m fast (45s rest btw)

Rest 3 min

1k moderate
Rest 60s
3x200m fast (45s rest btw)

Rest 3 min

1k moderate
Rest 60s
2x200m fast (45s rest btw)

Rest 3 min

1k moderate
Rest 60s
200m fast