题目内容：

阅读下面材料，在空白处填人适当的内容（1个单词）或括号内单词的正确形式。

How can we do something for the environment? A Dutchman will tell you.

Tommy Kleyn is an    1. (art) from Rotterdam, the Netherlands. Last year on his way to '  work, he would pass by a river bank where rubbish  2.  _(collect). Seeing it, he made up his

mind to start to pick up the rubbish.  3.  he spent 30 minutes every day filling one garbage bag with rubbish,4.   (post) the pictures onto his Facebook , he got some help    5.   .his friends. On his Facebook page, Tommy said, "Take 30 minutes out of your day   6.    (fill)a trash bag with litter. It really makes a difference and you will be amazed at  7.  good you feel afterwards."

Now Kleyn is receiving    8.    (photo) and stories of people beginning to clean their waterways from places as far as Taiwan, China. And back along the river bank, Kleyn, gets a reward9.  (expect)  birds start nesting at the river~ bank he  10.    (clean).

Every day is an Earth Day. What can you do for our planet'?