星期天的早上,我还没有完全睡醒,就听妈妈喊我起床,说是买了我最喜欢吃的龙虾。听到这个好消息,我一下子睡意全无,一骨碌从床上爬了起来。刷完牙、洗完脸,我就迫不及待地去看龙虾了。只见妈妈正拿着我以前用过的旧牙刷在刷龙虾。突然,一个想法从我头脑中冒出:到底该怎么区分龙虾的公母呢?于是我就问妈妈:“妈妈,怎么才能认出龙虾的公母呢?它们长得不都一样吗?”看我一脸疑惑的样子,妈妈笑了,她拿起一只龙虾让我看它的腹部,接着又 Sunday morning, I have not fully awake, I heard my mother called me to get up, said to be buying my favorite lobster. Hear this good news, I suddenly fell asleep, a bone busy climbing up from the bed. Brush teeth, wash face, I can not wait to see the lobster. I saw my mother holding the old toothbrush I used to brush lobster. Suddenly, an idea pops up in my head: how to distinguish between lobster and mother in the end? So I asked my mom: “Mom, how to recognize the lobster's mother and father? They are not the same? ”Look at the way I look puzzled, my mother laughed, she picked up a lobster let me see its abdomen, and then