Behind my apartment, there is used to be

题目：

Behind my apartment, there is used to be a dirty and   1.___________

messy comer. Bits of plastic bags hanged on the trees.         2.___________

Broken bottles were left laying here and there. There was      3.___________

a damaging car in the center. The whole comer gave off an     4.___________

unpleasant smell. One year ago, we decided to turn it in a      5.___________

beautiful park. Since then, great changes have been taken place  6.___________

in that comer. All the rubbish have been cleared away. Flowers  7.___________

and young trees have planted all over. Now birds come             8.___________

here to sing, children come here to play, and adults come here   9.___________

to enjoy our peaceful life. It has taken on a new look.         10.___________