A fable about help
One day, a (口渴的) bee went to a river to drink. As he was drinking, suddenly the bee was carried away by the running water in the (小溪). He tried his best to swim towards the bank of the river, but (失败). Just at that time, a kind bird flew over. Seeing that the bee was in great (困境), the bird picked a leaf (离开) the tree and threw it into the river. The bee climbed onto the leaf and it was (带来) safely to the land. He was so thankful to the bird for saving his life.
Not long after that, the bird was sitting on the branch of a tree. He didn't know that not far from him, a man raised his gun and was about to shoot at (他). However, it happened that the bee saw that. He (意识到) what the situation was like. As (快) as he could, he flew into the man's eyes and stung him. The pain in his eyes was so great that the man had to give up shooting at the bird.
In this way , the bee, whose life had been saved by the bird, was (能) to save the life of the bird.