一只鸡蛋可以孵出一只小鸡,小鸡长大,每天下一个蛋,蛋又孵鸡,鸡又生蛋,如此发展下去,你就变成“养鸡专业户”啦!可是,很多同学与“养鸡专业户”还有很大距离,他们作文里的“鸡”常常都是公鸡,一个蛋都不下,即使偶尔有一只母鸡,产蛋量也很有限。解释一下,我说的“鸡”,指的是文中的句子。一个“大”句子可以下出很多“小”句子。课文《珍贵的教科书》里有这样一段话: An egg can be hatched a chicken, chick grow up, every day the next egg, egg and hatch chicken, chicken and egg, so go on, you become a “professional chicken”! However, many students And “chicken farms,” ​​there is still a long way to go, their composition of “chicken” are often cocks, no eggs, even occasionally have a hen, egg production is also very limited. Explain, I say “chicken”, refers to the sentence in the text. A “big” sentence can make a lot of “small” sentences. Text “precious textbook” there is such a passage: