если они не сделают утром зарядку,

если они не сделают утром зарядку, они не пойдут в парк гулять

Results (English) 1:

if they do not do exercises in the morning, they do not go to the park for a walk

Results (English) 2:

if they don't do the morning charging, they won't go to the park for a walk

Results (English) 3:

If they don't do gymnastics in the morning, they won't go for a walk in the park