-- 作者： e401 -- 發表時間： 2012/02/05 04:42am 心得;There are three little pigs. The first little pig build a house out of straw. The second little pig build a house out of wood. The third little pig build a house out of bricks. One day, a wolf destroys the first and second little pig house but the wolf can not destroys the third little pig’s house, because it house is very firm.this story tells us that,don’t be diligentl。