—How long can I ______ those detective novels?

—A week. You must give them back on time. [ ]

A. borrow

B. keep

C. get

D. take

患者，12岁，女性，鼻塞，流涕8个月。鼻腔镜见鼻黏膜水肿，可见灰白色半透明荔枝肉样物充塞后鼻腔。行息肉摘除术。

如图为一肝炎患者肝脏病理切片镜下观，肝细胞水肿，胞浆疏松化或气球样变，肝窦狭窄，几近消失。肝细胞的这种病理变化称（）

A.变性

B.坏死

C.变质

D.渗出

E.增生