完形填空

When Millie got up this morning, she found it was a beautiful spring day. She saw some 1  in the sky，but she didn’t think about them．She woke up her dog，Eddie，and put him in the  2  ．Then she drove out into the country  3   a picnic with her dog．

When they got to a big tree, Millie stopped her car and told Eddie to get off the car. They began to play games under the   4  . How happy they were! An hour later，the wind began to blow and it turned  5 ．Millie and Eddie were warm from running，so they didn’t feel cold．When Eddie was playing with the ball，Millie  6snowflakes (雪花)in the sky．She called Eddie，picked up the picnic things and got  7 in the car．As she was driving home，the  4   became heavier and heavier．Soon all Millie could see everything was white all around   8 ．

The road became slippery(滑的)and she had to drive very  9 ．Then the c10ar hit into a piece of ice and it went around in circles. She got her mobile phone and asked for   11  quickly．They waited for about an hour because it was   12  for the police to drive in the snow. At  13 ，the police came to  14   them. Millie was very thankful, she said she would listen to the weather   15 before going on a picnic next time．

Pollution has done great harm to ____(live) things on the earth.