问题
选择题
I often thought of my childhood, I lived on a farm.
A．who
B．when
C．where
D．which
答案
答案：B
先行词为时间，用关系副词when。
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I often thought of my childhood, I lived on a farm.
A．who
B．when
C．where
D．which
答案：B
先行词为时间，用关系副词when。