A.     B.      C.      D.        E.

根据内容完成Sally's family tree.

    I'm Sally, I'm a student in No.14 Middle School. This is my family tree. You can see it is a big family. My father is Jonathan, my mother is Claire. They have three children. My brother's name is William and my sister's name is Olivia. My grandparents Jerry and Elizabeth have two sons. My uncle Mike and my aunt Sarah have a son, his name is Joseph. He is my cousin. He is four years old. We all love him very much.

①____ ②____ ③____ ④____ ⑤____

若不等式x²+2+|x³﹣2x|≥ax对x∈（0，4）恒成立，则实数a的取值范围是____ 

***有过这样的比喻：政府的职责就是管好两个灯。一个是路灯，另一个是红绿灯。管好路灯，就是要创造一个公平公正的环境，为所有人照路；管好红绿灯，就是要讲规则。关于公平，下列认识正确的是（    ）

①社会公平对社会的稳定发展具有重要意义    ②社会公平对个人的发展没有任何意义

③增强规则意识，才能更好地维护公平           ④公平就是让人人拥有相同的权利和机会