阅读下面短文，在空白处填入一个适合的单词或填入括号中所给单词的正确形式。

    Once upon a time, there （live） a monkey in the forest. The monkey （climb） up a tree and looked down at the river every day.

    One day, the monkey saw a fisherman （throw） net（网） into the river. Then the fisherman caught fish.

    Two hours later, the fisherman （leave） to have lunch. The monkey climbed down from the tree. He planned （catch） fish like the fisherman did.

    The monkey was quite sure of himself because he good at imitating（模仿）. However, the net wound（缠住） itself around him as soon as he （touch） it. When he tried to get out, he （fall） into the river.

    The monkey should learn how （use） the net before touching it. But it was too late. At last, the monkey （die） in the river.