Question

Ellen was a painter of birds and of nature, _____, for some reason, had withdrawn from all human society.

A．which

B．who

C．where

D．whom

Answer 1

B
【考点】定语从句

who引导非限定性定语从句，在从句中做主语，修饰先行词Ellen（人名）。Which修行先行词是物的定语从句；whom修饰先行词为人，且在从句中做宾语；where修饰先行词是地点名词，且在从句中地点状语，均不符合语境，故排除。