三鹿牌等婴幼儿奶粉中掺入了一种“假蛋白”——三聚氰胺。如图为三聚氰胺分子的结构式。下列有关“假蛋白”的说法正确的是(       )

例：“大”共有（三）画，第一画是（一），组词（大人）

“长”共有____画，第一画是____，组词____

“果”共有____画，第五画是____，组词____

“里”共有____画，第五画是____，组词____

阅读理解
   The best thing about going to school is learning how to read. Books are great friends. They can help you to learn about anything you want to know. They can go anywhere with you. You can read about animals, faraway places, people, and anything else.
   Books are written by people called authors(作者). Authors think of things they want to write about. They make a plan for a book and start to write .Some authors write books that give us information(信息)and teach us things. Authors are very important people because they help us learn. Find a good book to read and read every day ,You will enjoy your time with a good book.