Uzupełnij tekst w czasie past perfect

be, collect, do, drop, sign up

On Sunday evening I was very tired because I had get up a trip to the park to clean up the

litter and I ........ for it. When we got there, we realised there .......... a huge party there

the night before because it was an absolute mess! We couldn't believe what those people

......... to our park. They ......... hundreds of aluminium cans on the ground and there were

plastic bags everywhere. By the time we finished, we ....... over fifty bags rubbish !