Вопрос по английскому языку:

Write the text. Fill in the gaps.
a\an, the

The park keeper found some litter in ____ park. First he found _____ crisp packet. ____ packet was in ____ middle of ____ football pitch. Then he found ____ old comic. ____ comic was under ____ tree near ____ lake. Then he found some orange peel behind ____ fence next to ____ bus stop.