给下列句子排序，组成一段通顺的话。

A. What's a chart?

B. Li Ming, do you always do your homework?

C. Good! Let's put a triangle for always.

D. Yes!

E. I'II show you.

F. Class, today we are going to make a chart.

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容易发生脑疝的疾病是()

A.大脑半球胶质瘤

B.小脑髓母细胞瘤

C.垂体瘤

D.良性高颅压

E.脑膜炎