语法填空。 阅读下面短文，根据上下文在空白处填上适当的词，或使用括号中的词语的正确形式 填空。 Once there lived a rich man 1 wanted to do something for the people of his town. 2 first he wanted to find out whether they deserved his help. In the centre of the main road into the town, he placed 3 very large stone. Then he 4 (hide) himself 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 try to remove the stone. Instead, with some difficulty he passed around the stone and continued 5 his way. Another man came along and did the same thing; then another came, and another. All of them complained about the stone but not tried to remove 6 . Late in the afternoon a young man came along. He saw the stone, 7 (say) to himself: 'The night 8 (be) very dark. Some neighbors will come along later in the dark and will fall against the stone.' Then he began to move the stone. He pushed and pulled with all his 9 (strong) to move it,only 10 (find) a bag of money under the stone. Imagine how surprised he was!