—Why didn't you tell him about the meeting?

—He rushed out of the room____ I could say a word.[ ]

A. after

B. until

C. when

D. before

关于变移上皮的叙述，错误的是（）。

A.由多层细胞组成

B.表层细胞体积大

C.基底层细胞有增殖功能

D.器官功能状态决定细胞层次

E.表层细胞称为盖细胞