阅读下面材料，在空白处填入适当的内容（1个单词）或括号内单词的正确形式。
Once there lived a rich man ____ wanted to do something for the people of his town. But first he wanted to find out whether they ____ (actual) deserved his help.
In the centre of the main road into the town , he placed____ very large stone. Then he ____ (hide) behind a tree and waited. Soon an old man came along with his cow.
“Who put this stone in the centre of the road?” said the old man, but he did not attempt ____ (remove) the stone. ____,with some difficulty he passed around the stone and continued on his way. ____ man came along and did the same thing; then another came, and another. All of them complained about the stone but nobody tried to remove it. Late in the afternoon a young man came along. He saw the stone, ____ (say) to himself; “The night ____ (be)very dark. Some neighbors will come along later in the dark and will fall against the stone.”
The he began to move the stone. He pushed and pulled with all his ____ (strong)to move it. To his amazement, he found a bag of money under the stone.
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