神经胶质细胞
参考答案：
神经组织的辅助成分，对神经细胞起支持、营养、绝缘、保护和修复等功能。
根据括号中的要求改写句子。
1. I heard of the news that the boy was lost.(改为同义句)
I______the news that the boy was lost.
2. You should take care of your little sister.(改为同义句)
You should______your little sister.
3. Our school is not the same as your school.(改为同义句)
Our school is______your school.
4. I think English is not easy to learn.(改为同义句)
I think English is______to learn.
哈萨克著名民间歌手崇拜的图腾是（）。
A、孔雀
B、老虎
C、豹子
D、狗熊
