判断下列句子是否与短文意思相符。 

One day, a monkey rides his bike near the river. This time he sees a lion under a tree. The lion runs at him. He is afraid and falls（掉落）into the river. He can't swim. He shouts（大声呼叫）. The rabbit hears him. He jumps into the river. The rabbit swims to the monkey, but he can't help him. Luckily（幸运的是）, an elephant comes along. He is very strong. He helps the rabbit and the monkey. Three friends are very happy. They go to the elephant's home.