帮忙写一篇60-70字的英语作文,字少点也没事~

October1,2007,Monday
I went to West Lake Park with my classmates.After we finish eating the ice-cream,we threw the paper on the ground.A girl picked it up and threw it into the dustbin.We felt very asham and decided to pick up the rubbish in the park to help protect the evironment.I thought if everyone makes a contribution to our evironment,our world will become more and more beautiful.