据材料，完成下列问题。

材料一：不同植被类型由于组织结构不同、季节不同、生态条件不同而具有不同的光谱特征、形态特征和环境特征，在遥感影像中可以表现出来。下图是不同植被反射波谱曲线比较图。

材料二：根据高分辨率遥感影像绘制的山西省太原以南地区植被的垂直分布图。

He is a good student. He is ________ late for school.

司马迁在《史记》中有一段叙述：“诸侯稍微，大国不过十余城，小侯不过数十里，上足以奉供职，下足以供养祭祀，以蕃辅京师……强本干，弱枝叶之势，尊卑明而万事各得其所。”这段话反映了司马迁（  ）

阅读理解

      Do you need friends? I'm sure your answer is "Yes, of course. Everybody does! "You need friends when you play and when you work. If you have friends, you will feel happy. If you have no friends, you will feel lonely.

      Do you know how to make friends? There is only one good way—You make friends by being friendly.

      A friendly person is interested in other people. He is always helpful. If you want to make friends with a new classmate, you can talk with him, tell him about the other classmates in your class and try your best to be helpful to him.