A water bird was too old to catch fish like before.One day,he came up with a good idea.Then he sat by the side of a lake,looking（1）.A crab(螃蟹)living near the lake（2）that and asked what was wrong with him. The bird said he felt（3）the creatures(生物)living around the lake,for a（4）man had said with certainty that the lake would dry up soon.The crab became（5）.He went to the fishes in the lake and told them the（6）news.These poor fishes were （7）,but the bird said he could help.There was a very big lake some distance from their lake.He said he could（8）all of them there one by one.All the fishes agreed to the（9）.Not surprisingly,those fishes taken by the bird became the bird's（10）.After some days,the bird was（11）of eating fish,and he offered to help the crab move to the big lake,too.But when he was going to drop the（12）on the rocks and then eat him,the crab realized he was in great（13）.With his powerful claws(钳子),he wouldn't let go of the（14）bird.They both（15）to the ground and died.