She has been in doctors describe as a vegetative(植物的) state for six years.
A. what
B. which
C. that
D. how
网友回答
(答案→)A. what
B. which
C. that
D. how
解析：试题分析：介词in 后面接了一个宾语从句，从句中缺宾语，Describe sb/sth as...,使用连接代词,排除CD. What 表笼统概念，which表特定范围，“哪个，哪些”，故选A。句意：她已经处于医生声称的植物人状态六年了。